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Finding the Fourth Proportional to 23,642.52, 35,469.84 and 8,851.64

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Solution

The fourth proportional to 23,642.52, 35,469.84 and 8,851.64 is: 13,279.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,642.52 : 35,469.84 = 8,851.64 : x
  2. Step 2: Convert to fraction form
    23,642.52/35,469.84 = 8,851.64/x
  3. Step 3: Cross multiply
    23,642.52x = 35,469.84 × 8,851.64
  4. Step 4: Simplify right side
    23,642.52x = 313,966,254.54
  5. Step 5: Solve for x
    x = 313,966,254.54/23,642.52
  6. Step 6: Final answer
    x = 13,279.73

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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.