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Finding the Fourth Proportional to 33,092, 49,638.36 and 8,468

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Solution

The fourth proportional to 33,092, 49,638.36 and 8,468 is: 12,702.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,092 : 49,638.36 = 8,468 : x
  2. Step 2: Convert to fraction form
    33,092/49,638.36 = 8,468/x
  3. Step 3: Cross multiply
    33,092x = 49,638.36 × 8,468
  4. Step 4: Simplify right side
    33,092x = 420,337,632.48
  5. Step 5: Solve for x
    x = 420,337,632.48/33,092
  6. Step 6: Final answer
    x = 12,702.09

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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.