Home / 40,691.97-56,155.48-22,786.82

Finding the Fourth Proportional to 40,691.97, 56,155.48 and 22,786.82

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Solution

The fourth proportional to 40,691.97, 56,155.48 and 22,786.82 is: 31,446.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,691.97 : 56,155.48 = 22,786.82 : x
  2. Step 2: Convert to fraction form
    40,691.97/56,155.48 = 22,786.82/x
  3. Step 3: Cross multiply
    40,691.97x = 56,155.48 × 22,786.82
  4. Step 4: Simplify right side
    40,691.97x = 1,279,604,687.61
  5. Step 5: Solve for x
    x = 1,279,604,687.61/40,691.97
  6. Step 6: Final answer
    x = 31,446.12

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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.