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Finding the Fourth Proportional to 22,999.92, 34,470.44 and 11,904.54

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Solution

The fourth proportional to 22,999.92, 34,470.44 and 11,904.54 is: 17,841.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,999.92 : 34,470.44 = 11,904.54 : x
  2. Step 2: Convert to fraction form
    22,999.92/34,470.44 = 11,904.54/x
  3. Step 3: Cross multiply
    22,999.92x = 34,470.44 × 11,904.54
  4. Step 4: Simplify right side
    22,999.92x = 410,354,731.80
  5. Step 5: Solve for x
    x = 410,354,731.80/22,999.92
  6. Step 6: Final answer
    x = 17,841.57

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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.