Finding the Third Proportional to 19,855.13 and 29,175.19
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Solution
The third proportional to 19,855.13 and 29,175.19 is: 42,870.12
Step by Step Solution
- Step 1: Write the proportion equation
19,855.13 : 29,175.19 = 29,175.19 : x - Step 2: Convert to fraction form
19,855.13/29,175.19 = 29,175.19/x - Step 3: Cross multiply
19,855.13x = 29,175.19 × 29,175.19 - Step 4: Simplify right side
19,855.13x = 851,191,565.66 - Step 5: Solve for x
x = 851,191,565.66/19,855.13 - Step 6: Final answer
x = 42,870.12
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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.