Answer:
3/4 = 15/x
what is X ?
so you can see ¾ = 15/x
in the first fraction, 3 is the numerator
in the second fraction, 15 is the numerator
so how it is happen?
ofcourse it's multiply by 5 so we gonna to this on the denominator, same as the numerator
you can see 4 is the denominator, so it means multiply 5 by 4 so you will get 20
3/4 = 15/x
x= 20