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Finding the Fourth Proportional to 22,601.62, 33,903.24 and 9,435.88

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Solution

The fourth proportional to 22,601.62, 33,903.24 and 9,435.88 is: 14,154.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,601.62 : 33,903.24 = 9,435.88 : x
  2. Step 2: Convert to fraction form
    22,601.62/33,903.24 = 9,435.88/x
  3. Step 3: Cross multiply
    22,601.62x = 33,903.24 × 9,435.88
  4. Step 4: Simplify right side
    22,601.62x = 319,906,904.25
  5. Step 5: Solve for x
    x = 319,906,904.25/22,601.62
  6. Step 6: Final answer
    x = 14,154.16

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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.