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Finding the Fourth Proportional to 22,339.96, 33,511.54 and 6,758.80

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Solution

The fourth proportional to 22,339.96, 33,511.54 and 6,758.80 is: 10,138.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,339.96 : 33,511.54 = 6,758.80 : x
  2. Step 2: Convert to fraction form
    22,339.96/33,511.54 = 6,758.80/x
  3. Step 3: Cross multiply
    22,339.96x = 33,511.54 × 6,758.80
  4. Step 4: Simplify right side
    22,339.96x = 226,497,796.55
  5. Step 5: Solve for x
    x = 226,497,796.55/22,339.96
  6. Step 6: Final answer
    x = 10,138.68

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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.