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Finding the Fourth Proportional to 17,332.41, 23,918.72 and 9,374.63

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Solution

The fourth proportional to 17,332.41, 23,918.72 and 9,374.63 is: 12,936.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,332.41 : 23,918.72 = 9,374.63 : x
  2. Step 2: Convert to fraction form
    17,332.41/23,918.72 = 9,374.63/x
  3. Step 3: Cross multiply
    17,332.41x = 23,918.72 × 9,374.63
  4. Step 4: Simplify right side
    17,332.41x = 224,228,983.61
  5. Step 5: Solve for x
    x = 224,228,983.61/17,332.41
  6. Step 6: Final answer
    x = 12,936.98

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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.