Home / 31,543.68-47,213.46-23,221.92

Finding the Fourth Proportional to 31,543.68, 47,213.46 and 23,221.92

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Solution

The fourth proportional to 31,543.68, 47,213.46 and 23,221.92 is: 34,757.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,543.68 : 47,213.46 = 23,221.92 : x
  2. Step 2: Convert to fraction form
    31,543.68/47,213.46 = 23,221.92/x
  3. Step 3: Cross multiply
    31,543.68x = 47,213.46 × 23,221.92
  4. Step 4: Simplify right side
    31,543.68x = 1,096,387,191.04
  5. Step 5: Solve for x
    x = 1,096,387,191.04/31,543.68
  6. Step 6: Final answer
    x = 34,757.75

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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.