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Finding the Fourth Proportional to 32,043.55, 48,062.88 and 8,669.38

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Solution

The fourth proportional to 32,043.55, 48,062.88 and 8,669.38 is: 13,003.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,043.55 : 48,062.88 = 8,669.38 : x
  2. Step 2: Convert to fraction form
    32,043.55/48,062.88 = 8,669.38/x
  3. Step 3: Cross multiply
    32,043.55x = 48,062.88 × 8,669.38
  4. Step 4: Simplify right side
    32,043.55x = 416,675,370.61
  5. Step 5: Solve for x
    x = 416,675,370.61/32,043.55
  6. Step 6: Final answer
    x = 13,003.41

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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.