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Finding the Fourth Proportional to 17,167.84, 23,691.36 and 9,614.68

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Solution

The fourth proportional to 17,167.84, 23,691.36 and 9,614.68 is: 13,268.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,167.84 : 23,691.36 = 9,614.68 : x
  2. Step 2: Convert to fraction form
    17,167.84/23,691.36 = 9,614.68/x
  3. Step 3: Cross multiply
    17,167.84x = 23,691.36 × 9,614.68
  4. Step 4: Simplify right side
    17,167.84x = 227,784,845.16
  5. Step 5: Solve for x
    x = 227,784,845.16/17,167.84
  6. Step 6: Final answer
    x = 13,268.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.