Home / 39,486.44-54,456.01-32,761.42

Finding the Fourth Proportional to 39,486.44, 54,456.01 and 32,761.42

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Solution

The fourth proportional to 39,486.44, 54,456.01 and 32,761.42 is: 45,181.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,486.44 : 54,456.01 = 32,761.42 : x
  2. Step 2: Convert to fraction form
    39,486.44/54,456.01 = 32,761.42/x
  3. Step 3: Cross multiply
    39,486.44x = 54,456.01 × 32,761.42
  4. Step 4: Simplify right side
    39,486.44x = 1,784,056,215.13
  5. Step 5: Solve for x
    x = 1,784,056,215.13/39,486.44
  6. Step 6: Final answer
    x = 45,181.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.