Home / 39,587.70-54,637.20-22,591.92

Finding the Fourth Proportional to 39,587.70, 54,637.20 and 22,591.92

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Solution

The fourth proportional to 39,587.70, 54,637.20 and 22,591.92 is: 31,180.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,587.70 : 54,637.20 = 22,591.92 : x
  2. Step 2: Convert to fraction form
    39,587.70/54,637.20 = 22,591.92/x
  3. Step 3: Cross multiply
    39,587.70x = 54,637.20 × 22,591.92
  4. Step 4: Simplify right side
    39,587.70x = 1,234,359,251.42
  5. Step 5: Solve for x
    x = 1,234,359,251.42/39,587.70
  6. Step 6: Final answer
    x = 31,180.37

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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.