Based on the search results， here's when people born in the year of the Dragon are most likely to be wealthy:

Around 35 years old: At this age， Dragons may see a significant improvement in their financial situation， potentially accumulating wealth through work， support from benefactors， or successful investments.

Around 40 years old: This is another peak time when Dragons can reach their prime， experiencing success in career， relationships， and finances. They may benefit from the help of benefactors who recommend good money-making opportunities.

Around 48 years old: Dragons may experience peak wealth and success in their careers， potentially due to their business acumen and social skills.

Other sources mention that those born in the year of the Dragon may also accumulate wealth at 24 years old.