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Finding the Third Proportional to 4,363.52 and 9,418.92

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Solution

The third proportional to 4,363.52 and 9,418.92 is: 20,331.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,363.52 : 9,418.92 = 9,418.92 : x
  2. Step 2: Convert to fraction form
    4,363.52/9,418.92 = 9,418.92/x
  3. Step 3: Cross multiply
    4,363.52x = 9,418.92 × 9,418.92
  4. Step 4: Simplify right side
    4,363.52x = 88,716,089.29
  5. Step 5: Solve for x
    x = 88,716,089.29/4,363.52
  6. Step 6: Final answer
    x = 20,331.30

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.