Home / 39,789.60-54,906.96-22,793.91

Finding the Fourth Proportional to 39,789.60, 54,906.96 and 22,793.91

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Solution

The fourth proportional to 39,789.60, 54,906.96 and 22,793.91 is: 31,454.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,789.60 : 54,906.96 = 22,793.91 : x
  2. Step 2: Convert to fraction form
    39,789.60/54,906.96 = 22,793.91/x
  3. Step 3: Cross multiply
    39,789.60x = 54,906.96 × 22,793.91
  4. Step 4: Simplify right side
    39,789.60x = 1,251,544,304.61
  5. Step 5: Solve for x
    x = 1,251,544,304.61/39,789.60
  6. Step 6: Final answer
    x = 31,454.06

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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.