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Finding the Fourth Proportional to 39,366, 54,327.24 and 22,600.08

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Solution

The fourth proportional to 39,366, 54,327.24 and 22,600.08 is: 31,189.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,366 : 54,327.24 = 22,600.08 : x
  2. Step 2: Convert to fraction form
    39,366/54,327.24 = 22,600.08/x
  3. Step 3: Cross multiply
    39,366x = 54,327.24 × 22,600.08
  4. Step 4: Simplify right side
    39,366x = 1,227,799,970.18
  5. Step 5: Solve for x
    x = 1,227,799,970.18/39,366
  6. Step 6: Final answer
    x = 31,189.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.