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Finding the Fourth Proportional to 32,361.39, 48,542.07 and 8,987.82

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Solution

The fourth proportional to 32,361.39, 48,542.07 and 8,987.82 is: 13,481.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,361.39 : 48,542.07 = 8,987.82 : x
  2. Step 2: Convert to fraction form
    32,361.39/48,542.07 = 8,987.82/x
  3. Step 3: Cross multiply
    32,361.39x = 48,542.07 × 8,987.82
  4. Step 4: Simplify right side
    32,361.39x = 436,287,387.59
  5. Step 5: Solve for x
    x = 436,287,387.59/32,361.39
  6. Step 6: Final answer
    x = 13,481.73

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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.