Home / 22,490.39-33,729.68-6,691.16

Finding the Fourth Proportional to 22,490.39, 33,729.68 and 6,691.16

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Solution

The fourth proportional to 22,490.39, 33,729.68 and 6,691.16 is: 10,034.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,490.39 : 33,729.68 = 6,691.16 : x
  2. Step 2: Convert to fraction form
    22,490.39/33,729.68 = 6,691.16/x
  3. Step 3: Cross multiply
    22,490.39x = 33,729.68 × 6,691.16
  4. Step 4: Simplify right side
    22,490.39x = 225,690,533.71
  5. Step 5: Solve for x
    x = 225,690,533.71/22,490.39
  6. Step 6: Final answer
    x = 10,034.98

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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.