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Finding the Fourth Proportional to 17,711.52, 26,583.71 and 8,952.59

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Solution

The fourth proportional to 17,711.52, 26,583.71 and 8,952.59 is: 13,437.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,711.52 : 26,583.71 = 8,952.59 : x
  2. Step 2: Convert to fraction form
    17,711.52/26,583.71 = 8,952.59/x
  3. Step 3: Cross multiply
    17,711.52x = 26,583.71 × 8,952.59
  4. Step 4: Simplify right side
    17,711.52x = 237,993,056.31
  5. Step 5: Solve for x
    x = 237,993,056.31/17,711.52
  6. Step 6: Final answer
    x = 13,437.19

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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.