Home / 52,168.50-71,996.25-29,507.70

Finding the Fourth Proportional to 52,168.50, 71,996.25 and 29,507.70

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Solution

The fourth proportional to 52,168.50, 71,996.25 and 29,507.70 is: 40,722.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,168.50 : 71,996.25 = 29,507.70 : x
  2. Step 2: Convert to fraction form
    52,168.50/71,996.25 = 29,507.70/x
  3. Step 3: Cross multiply
    52,168.50x = 71,996.25 × 29,507.70
  4. Step 4: Simplify right side
    52,168.50x = 2,124,443,746.13
  5. Step 5: Solve for x
    x = 2,124,443,746.13/52,168.50
  6. Step 6: Final answer
    x = 40,722.73

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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.