Home / 40,287.12-60,379.56-22,766.76

Finding the Fourth Proportional to 40,287.12, 60,379.56 and 22,766.76

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Solution

The fourth proportional to 40,287.12, 60,379.56 and 22,766.76 is: 34,121.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,287.12 : 60,379.56 = 22,766.76 : x
  2. Step 2: Convert to fraction form
    40,287.12/60,379.56 = 22,766.76/x
  3. Step 3: Cross multiply
    40,287.12x = 60,379.56 × 22,766.76
  4. Step 4: Simplify right side
    40,287.12x = 1,374,646,951.43
  5. Step 5: Solve for x
    x = 1,374,646,951.43/40,287.12
  6. Step 6: Final answer
    x = 34,121.25

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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.