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Finding the Fourth Proportional to 22,624.92, 33,929.28 and 7,829.87

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Solution

The fourth proportional to 22,624.92, 33,929.28 and 7,829.87 is: 11,741.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,624.92 : 33,929.28 = 7,829.87 : x
  2. Step 2: Convert to fraction form
    22,624.92/33,929.28 = 7,829.87/x
  3. Step 3: Cross multiply
    22,624.92x = 33,929.28 × 7,829.87
  4. Step 4: Simplify right side
    22,624.92x = 265,661,681.95
  5. Step 5: Solve for x
    x = 265,661,681.95/22,624.92
  6. Step 6: Final answer
    x = 11,741.99

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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.