How do you write 4 is to 16 as 12 is to 48 as a proportion in fractional notation? Do not simplify your answer

To write the statement "4 is to 16 as 12 is to 48" in fractional notation as a proportion, you can express it as follows:

\[ \frac{4}{16} = \frac{12}{48} \]

This shows that \(4\) relates to \(16\) in the same way that \(12\) relates to \(48\), represented as fractions.