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Finding the Fourth Proportional to 16,960.07, 23,404.86 and 9,508.07

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Solution

The fourth proportional to 16,960.07, 23,404.86 and 9,508.07 is: 13,121.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,960.07 : 23,404.86 = 9,508.07 : x
  2. Step 2: Convert to fraction form
    16,960.07/23,404.86 = 9,508.07/x
  3. Step 3: Cross multiply
    16,960.07x = 23,404.86 × 9,508.07
  4. Step 4: Simplify right side
    16,960.07x = 222,534,930.20
  5. Step 5: Solve for x
    x = 222,534,930.20/16,960.07
  6. Step 6: Final answer
    x = 13,121.11

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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.