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Finding the Fourth Proportional to 23,672.52, 35,508.78 and 8,090.28

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Solution

The fourth proportional to 23,672.52, 35,508.78 and 8,090.28 is: 12,135.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,672.52 : 35,508.78 = 8,090.28 : x
  2. Step 2: Convert to fraction form
    23,672.52/35,508.78 = 8,090.28/x
  3. Step 3: Cross multiply
    23,672.52x = 35,508.78 × 8,090.28
  4. Step 4: Simplify right side
    23,672.52x = 287,275,972.66
  5. Step 5: Solve for x
    x = 287,275,972.66/23,672.52
  6. Step 6: Final answer
    x = 12,135.42

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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.