Respuesta :

Answer:

48

Step-by-step explanation:

x1 = 20 ; y1 = 12  

x2 = ? ; y2 = 5

[tex]\frac{x_{1}}{x_{2}}=\frac{y_{2}}{y_{1}}\\\\\frac{20}{x_{2}}=\frac{5}{12}\\\\20 *12 = x_{2}*5\\\\\frac{20*12}{5}=x_{2}\\\\4*12=x_{2}\\\\x_{2}=48[/tex]