Home / 38,132.67-57,199.56-11,835.75

Finding the Fourth Proportional to 38,132.67, 57,199.56 and 11,835.75

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Solution

The fourth proportional to 38,132.67, 57,199.56 and 11,835.75 is: 17,753.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,132.67 : 57,199.56 = 11,835.75 : x
  2. Step 2: Convert to fraction form
    38,132.67/57,199.56 = 11,835.75/x
  3. Step 3: Cross multiply
    38,132.67x = 57,199.56 × 11,835.75
  4. Step 4: Simplify right side
    38,132.67x = 676,999,692.27
  5. Step 5: Solve for x
    x = 676,999,692.27/38,132.67
  6. Step 6: Final answer
    x = 17,753.80

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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.