Home / 41,108.80-61,663.20-38,862.40

Finding the Fourth Proportional to 41,108.80, 61,663.20 and 38,862.40

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Solution

The fourth proportional to 41,108.80, 61,663.20 and 38,862.40 is: 58,293.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,108.80 : 61,663.20 = 38,862.40 : x
  2. Step 2: Convert to fraction form
    41,108.80/61,663.20 = 38,862.40/x
  3. Step 3: Cross multiply
    41,108.80x = 61,663.20 × 38,862.40
  4. Step 4: Simplify right side
    41,108.80x = 2,396,379,943.68
  5. Step 5: Solve for x
    x = 2,396,379,943.68/41,108.80
  6. Step 6: Final answer
    x = 58,293.60

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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.