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Finding the Fourth Proportional to 17,390.62, 23,998.62 and 9,733.78

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Solution

The fourth proportional to 17,390.62, 23,998.62 and 9,733.78 is: 13,432.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,390.62 : 23,998.62 = 9,733.78 : x
  2. Step 2: Convert to fraction form
    17,390.62/23,998.62 = 9,733.78/x
  3. Step 3: Cross multiply
    17,390.62x = 23,998.62 × 9,733.78
  4. Step 4: Simplify right side
    17,390.62x = 233,597,287.38
  5. Step 5: Solve for x
    x = 233,597,287.38/17,390.62
  6. Step 6: Final answer
    x = 13,432.37

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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.