Home / 40,691.86-56,158.13-22,788.53

Finding the Fourth Proportional to 40,691.86, 56,158.13 and 22,788.53

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Solution

The fourth proportional to 40,691.86, 56,158.13 and 22,788.53 is: 31,450.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,691.86 : 56,158.13 = 22,788.53 : x
  2. Step 2: Convert to fraction form
    40,691.86/56,158.13 = 22,788.53/x
  3. Step 3: Cross multiply
    40,691.86x = 56,158.13 × 22,788.53
  4. Step 4: Simplify right side
    40,691.86x = 1,279,761,230.25
  5. Step 5: Solve for x
    x = 1,279,761,230.25/40,691.86
  6. Step 6: Final answer
    x = 31,450.05

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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.