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Finding the Fourth Proportional to 22,999.42, 34,469.69 and 11,904.04

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Solution

The fourth proportional to 22,999.42, 34,469.69 and 11,904.04 is: 17,840.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,999.42 : 34,469.69 = 11,904.04 : x
  2. Step 2: Convert to fraction form
    22,999.42/34,469.69 = 11,904.04/x
  3. Step 3: Cross multiply
    22,999.42x = 34,469.69 × 11,904.04
  4. Step 4: Simplify right side
    22,999.42x = 410,328,396.20
  5. Step 5: Solve for x
    x = 410,328,396.20/22,999.42
  6. Step 6: Final answer
    x = 17,840.82

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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.