16 | |
8 |
= |
20 |
w |
If 2 proportions are equal:
we can cross multiply to get:
Numerator 1 Denominator 1
=
Numerator 2 Denominator 2 Numerator 1 * Denominator 2 = Denominator 1 * Numerator 2
Denominator 2 = | Denominator 1 * Numerator 2 |
Numerator 1 |
w = | 8 * 20 |
16 |
w = | 160 |
16 |