Home / 38,961.73-58,451.25-18,173.89

Finding the Fourth Proportional to 38,961.73, 58,451.25 and 18,173.89

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Solution

The fourth proportional to 38,961.73, 58,451.25 and 18,173.89 is: 27,264.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,961.73 : 58,451.25 = 18,173.89 : x
  2. Step 2: Convert to fraction form
    38,961.73/58,451.25 = 18,173.89/x
  3. Step 3: Cross multiply
    38,961.73x = 58,451.25 × 18,173.89
  4. Step 4: Simplify right side
    38,961.73x = 1,062,286,587.86
  5. Step 5: Solve for x
    x = 1,062,286,587.86/38,961.73
  6. Step 6: Final answer
    x = 27,264.87

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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.