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Finding the Fourth Proportional to 17,332.10, 23,918.21 and 9,374.15

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Solution

The fourth proportional to 17,332.10, 23,918.21 and 9,374.15 is: 12,936.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,332.10 : 23,918.21 = 9,374.15 : x
  2. Step 2: Convert to fraction form
    17,332.10/23,918.21 = 9,374.15/x
  3. Step 3: Cross multiply
    17,332.10x = 23,918.21 × 9,374.15
  4. Step 4: Simplify right side
    17,332.10x = 224,212,781.61
  5. Step 5: Solve for x
    x = 224,212,781.61/17,332.10
  6. Step 6: Final answer
    x = 12,936.28

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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.