Finding the Third Proportional to 8,272.13 and 19,374.19
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Solution
The third proportional to 8,272.13 and 19,374.19 is: 45,376.39
Step by Step Solution
- Step 1: Write the proportion equation
8,272.13 : 19,374.19 = 19,374.19 : x - Step 2: Convert to fraction form
8,272.13/19,374.19 = 19,374.19/x - Step 3: Cross multiply
8,272.13x = 19,374.19 × 19,374.19 - Step 4: Simplify right side
8,272.13x = 375,359,141.29 - Step 5: Solve for x
x = 375,359,141.29/8,272.13 - Step 6: Final answer
x = 45,376.39
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Why These Related Problems?
These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.