19/50 = 38%
A value of 38% might show up in a poll where 19 out of 50 people choose the same option. You could also see a similar share in a store discount or a class attendance report.
To picture 19/50, imagine 50 small squares with 19 shaded; a little more than one-third would be shaded. Since 20 out of 50 is 40%, 19/50 is just a bit less than two-fifths.
A common mix-up is treating 38% as 38 out of 100 people in every situation. It means 38 out of 100 only when the whole is 100; with 50 items, the matching count is 19.