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Finding the Fourth Proportional to 17,737.39, 26,606.65 and 6,641.97

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Solution

The fourth proportional to 17,737.39, 26,606.65 and 6,641.97 is: 9,963.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,737.39 : 26,606.65 = 6,641.97 : x
  2. Step 2: Convert to fraction form
    17,737.39/26,606.65 = 6,641.97/x
  3. Step 3: Cross multiply
    17,737.39x = 26,606.65 × 6,641.97
  4. Step 4: Simplify right side
    17,737.39x = 176,720,571.10
  5. Step 5: Solve for x
    x = 176,720,571.10/17,737.39
  6. Step 6: Final answer
    x = 9,963.17

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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.