Home / 41,220.20-62,139.22-38,473.76

Finding the Fourth Proportional to 41,220.20, 62,139.22 and 38,473.76

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Solution

The fourth proportional to 41,220.20, 62,139.22 and 38,473.76 is: 57,998.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,220.20 : 62,139.22 = 38,473.76 : x
  2. Step 2: Convert to fraction form
    41,220.20/62,139.22 = 38,473.76/x
  3. Step 3: Cross multiply
    41,220.20x = 62,139.22 × 38,473.76
  4. Step 4: Simplify right side
    41,220.20x = 2,390,729,436.87
  5. Step 5: Solve for x
    x = 2,390,729,436.87/41,220.20
  6. Step 6: Final answer
    x = 57,998.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.