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Finding the Fourth Proportional to 22,660.31, 33,995.33 and 9,505.10

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Solution

The fourth proportional to 22,660.31, 33,995.33 and 9,505.10 is: 14,259.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,660.31 : 33,995.33 = 9,505.10 : x
  2. Step 2: Convert to fraction form
    22,660.31/33,995.33 = 9,505.10/x
  3. Step 3: Cross multiply
    22,660.31x = 33,995.33 × 9,505.10
  4. Step 4: Simplify right side
    22,660.31x = 323,128,963.66
  5. Step 5: Solve for x
    x = 323,128,963.66/22,660.31
  6. Step 6: Final answer
    x = 14,259.69

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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.