Home / 27,381.88-41,085.17-15,695.11

Finding the Fourth Proportional to 27,381.88, 41,085.17 and 15,695.11

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Solution

The fourth proportional to 27,381.88, 41,085.17 and 15,695.11 is: 23,549.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,381.88 : 41,085.17 = 15,695.11 : x
  2. Step 2: Convert to fraction form
    27,381.88/41,085.17 = 15,695.11/x
  3. Step 3: Cross multiply
    27,381.88x = 41,085.17 × 15,695.11
  4. Step 4: Simplify right side
    27,381.88x = 644,835,978.62
  5. Step 5: Solve for x
    x = 644,835,978.62/27,381.88
  6. Step 6: Final answer
    x = 23,549.74

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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.