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Finding the Fourth Proportional to 17,701.27, 26,529.97 and 8,938.69

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Solution

The fourth proportional to 17,701.27, 26,529.97 and 8,938.69 is: 13,396.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,701.27 : 26,529.97 = 8,938.69 : x
  2. Step 2: Convert to fraction form
    17,701.27/26,529.97 = 8,938.69/x
  3. Step 3: Cross multiply
    17,701.27x = 26,529.97 × 8,938.69
  4. Step 4: Simplify right side
    17,701.27x = 237,143,177.54
  5. Step 5: Solve for x
    x = 237,143,177.54/17,701.27
  6. Step 6: Final answer
    x = 13,396.96

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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.