Home / 39,425.20-54,398.65-22,654.96

Finding the Fourth Proportional to 39,425.20, 54,398.65 and 22,654.96

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Solution

The fourth proportional to 39,425.20, 54,398.65 and 22,654.96 is: 31,259.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,425.20 : 54,398.65 = 22,654.96 : x
  2. Step 2: Convert to fraction form
    39,425.20/54,398.65 = 22,654.96/x
  3. Step 3: Cross multiply
    39,425.20x = 54,398.65 × 22,654.96
  4. Step 4: Simplify right side
    39,425.20x = 1,232,398,854.54
  5. Step 5: Solve for x
    x = 1,232,398,854.54/39,425.20
  6. Step 6: Final answer
    x = 31,259.17

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1.5x scale

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.