Home / 40,562.70-60,781.34-31,656.92

Finding the Fourth Proportional to 40,562.70, 60,781.34 and 31,656.92

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Solution

The fourth proportional to 40,562.70, 60,781.34 and 31,656.92 is: 47,436.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,562.70 : 60,781.34 = 31,656.92 : x
  2. Step 2: Convert to fraction form
    40,562.70/60,781.34 = 31,656.92/x
  3. Step 3: Cross multiply
    40,562.70x = 60,781.34 × 31,656.92
  4. Step 4: Simplify right side
    40,562.70x = 1,924,149,555.68
  5. Step 5: Solve for x
    x = 1,924,149,555.68/40,562.70
  6. Step 6: Final answer
    x = 47,436.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.