Finding the Third Proportional to 19,207.13 and 28,643.63
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Solution
The third proportional to 19,207.13 and 28,643.63 is: 42,716.30
Step by Step Solution
- Step 1: Write the proportion equation
19,207.13 : 28,643.63 = 28,643.63 : x - Step 2: Convert to fraction form
19,207.13/28,643.63 = 28,643.63/x - Step 3: Cross multiply
19,207.13x = 28,643.63 × 28,643.63 - Step 4: Simplify right side
19,207.13x = 820,457,253.14 - Step 5: Solve for x
x = 820,457,253.14/19,207.13 - Step 6: Final answer
x = 42,716.30
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.