[tex] \frac{5}{4} = \frac{?}{16} [/tex]
Switch sides:
[tex] \frac{?}{16} = \frac{5}{4} [/tex]
find least common multiplier of 16, 4
Prime factorization of 16 = 4²
Prime factorization of 4 = 2²
LCM = 16
Multiply by LCM
[tex] \frac{?}{16} *16= \frac{5}{4}*16 [/tex]
[tex]? = 20[/tex]
hope this helps!