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Finding the Fourth Proportional to 22,106.88, 33,171.84 and 9,792

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Solution

The fourth proportional to 22,106.88, 33,171.84 and 9,792 is: 14,693.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,106.88 : 33,171.84 = 9,792 : x
  2. Step 2: Convert to fraction form
    22,106.88/33,171.84 = 9,792/x
  3. Step 3: Cross multiply
    22,106.88x = 33,171.84 × 9,792
  4. Step 4: Simplify right side
    22,106.88x = 324,818,657.28
  5. Step 5: Solve for x
    x = 324,818,657.28/22,106.88
  6. Step 6: Final answer
    x = 14,693.10

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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.