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Finding the Fourth Proportional to 22,961.92, 34,443.54 and 7,167.46

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Solution

The fourth proportional to 22,961.92, 34,443.54 and 7,167.46 is: 10,751.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,961.92 : 34,443.54 = 7,167.46 : x
  2. Step 2: Convert to fraction form
    22,961.92/34,443.54 = 7,167.46/x
  3. Step 3: Cross multiply
    22,961.92x = 34,443.54 × 7,167.46
  4. Step 4: Simplify right side
    22,961.92x = 246,872,695.21
  5. Step 5: Solve for x
    x = 246,872,695.21/22,961.92
  6. Step 6: Final answer
    x = 10,751.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.