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Finding the Third Proportional to 18,464.48 and 28,645.17

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Solution

The third proportional to 18,464.48 and 28,645.17 is: 44,439.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,464.48 : 28,645.17 = 28,645.17 : x
  2. Step 2: Convert to fraction form
    18,464.48/28,645.17 = 28,645.17/x
  3. Step 3: Cross multiply
    18,464.48x = 28,645.17 × 28,645.17
  4. Step 4: Simplify right side
    18,464.48x = 820,545,871.75
  5. Step 5: Solve for x
    x = 820,545,871.75/18,464.48
  6. Step 6: Final answer
    x = 44,439.14

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.