Home / 33,131.76-49,697.64-22,711.92

Finding the Fourth Proportional to 33,131.76, 49,697.64 and 22,711.92

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Solution

The fourth proportional to 33,131.76, 49,697.64 and 22,711.92 is: 34,067.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,131.76 : 49,697.64 = 22,711.92 : x
  2. Step 2: Convert to fraction form
    33,131.76/49,697.64 = 22,711.92/x
  3. Step 3: Cross multiply
    33,131.76x = 49,697.64 × 22,711.92
  4. Step 4: Simplify right side
    33,131.76x = 1,128,728,823.87
  5. Step 5: Solve for x
    x = 1,128,728,823.87/33,131.76
  6. Step 6: Final answer
    x = 34,067.88

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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.