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Finding the Fourth Proportional to 29,069, 43,603.92 and 8,292.52

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Solution

The fourth proportional to 29,069, 43,603.92 and 8,292.52 is: 12,438.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,069 : 43,603.92 = 8,292.52 : x
  2. Step 2: Convert to fraction form
    29,069/43,603.92 = 8,292.52/x
  3. Step 3: Cross multiply
    29,069x = 43,603.92 × 8,292.52
  4. Step 4: Simplify right side
    29,069x = 361,586,378.68
  5. Step 5: Solve for x
    x = 361,586,378.68/29,069
  6. Step 6: Final answer
    x = 12,438.90

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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.