Finding the Third Proportional to 6,864 and 13,872
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Solution
The third proportional to 6,864 and 13,872 is: 28,035.02
Step by Step Solution
- Step 1: Write the proportion equation
6,864 : 13,872 = 13,872 : x - Step 2: Convert to fraction form
6,864/13,872 = 13,872/x - Step 3: Cross multiply
6,864x = 13,872 × 13,872 - Step 4: Simplify right side
6,864x = 192,432,384 - Step 5: Solve for x
x = 192,432,384/6,864 - Step 6: Final answer
x = 28,035.02
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Why These Related Problems?
These problems maintain the same ratio (2.02) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.