Scale Factor of 12 and 30

What is the Scale Factor of 12 and 30? What is the Scale Factor between 12 and 30? More specifically, what is the Scale Factor from a length of 12 to a length of 30? In other words, what (Scale Factor) can you multiply by 12 to get 30 as illustrated below?:

12 × Scale Factor = 30

To solve the equation above, you simply divide both sides by 12 to get the Scale Factor alone on the left side:

(12 × Scale Factor)/12 = 30/12
Scale Factor = 30/12

We could leave the answer like that, but we have also converted the answer to its simplest fraction form and to decimal form:

Fraction answer = 2 1/2
Decimal answer = 2.5

You may also be interested to know that we verified that 12 × 2 1/2 = 30 is true, which means that our answer is correct. Also, note that since 12 is less than 30, this is an Enlargement Scale Factor.

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Scale Factor of 12 and 31
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