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Finding the Fourth Proportional to 17,349.92, 23,942.93 and 9,392.21

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Solution

The fourth proportional to 17,349.92, 23,942.93 and 9,392.21 is: 12,961.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,349.92 : 23,942.93 = 9,392.21 : x
  2. Step 2: Convert to fraction form
    17,349.92/23,942.93 = 9,392.21/x
  3. Step 3: Cross multiply
    17,349.92x = 23,942.93 × 9,392.21
  4. Step 4: Simplify right side
    17,349.92x = 224,876,859.90
  5. Step 5: Solve for x
    x = 224,876,859.90/17,349.92
  6. Step 6: Final answer
    x = 12,961.27

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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.