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Finding the Fourth Proportional to 22,046.60, 33,072.03 and 7,251.95

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Solution

The fourth proportional to 22,046.60, 33,072.03 and 7,251.95 is: 10,878.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,046.60 : 33,072.03 = 7,251.95 : x
  2. Step 2: Convert to fraction form
    22,046.60/33,072.03 = 7,251.95/x
  3. Step 3: Cross multiply
    22,046.60x = 33,072.03 × 7,251.95
  4. Step 4: Simplify right side
    22,046.60x = 239,836,790.64
  5. Step 5: Solve for x
    x = 239,836,790.64/22,046.60
  6. Step 6: Final answer
    x = 10,878.63

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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.