Home / 27,486.42-41,233.05-8,761.38

Finding the Fourth Proportional to 27,486.42, 41,233.05 and 8,761.38

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Solution

The fourth proportional to 27,486.42, 41,233.05 and 8,761.38 is: 13,143.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,486.42 : 41,233.05 = 8,761.38 : x
  2. Step 2: Convert to fraction form
    27,486.42/41,233.05 = 8,761.38/x
  3. Step 3: Cross multiply
    27,486.42x = 41,233.05 × 8,761.38
  4. Step 4: Simplify right side
    27,486.42x = 361,258,419.61
  5. Step 5: Solve for x
    x = 361,258,419.61/27,486.42
  6. Step 6: Final answer
    x = 13,143.16

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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.