To know which proportion is true, we have to multiply as follows:
A.
[tex]16=\frac{9\cdot27}{17}[/tex]
This is not true.
B.
[tex]4=\frac{9\cdot100}{160}[/tex]
This is not true.
C.
[tex]19=\frac{32\cdot57}{97}[/tex]
This is not true.
D.
[tex]12=\frac{12\cdot16}{24}=12[/tex]
This is true.
Answer: D.
