Answer :
In 2017, children under 18 constituted 22.7% of the general population and 32.3% of the poor population.
Based on the provided information, children under 18 represent a significant proportion of the U.S. population but an even larger proportion of those who are poor.
In 2017, children under 18 were 22.7 percent of the general population but 32.3 percent of those who are poor.
This disparity is even more pronounced among African American children and Latino children, where the percentage is higher compared to the general child population.