Home / 27,356.76-40,961.12-14,181.44

Finding the Fourth Proportional to 27,356.76, 40,961.12 and 14,181.44

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Solution

The fourth proportional to 27,356.76, 40,961.12 and 14,181.44 is: 21,233.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,356.76 : 40,961.12 = 14,181.44 : x
  2. Step 2: Convert to fraction form
    27,356.76/40,961.12 = 14,181.44/x
  3. Step 3: Cross multiply
    27,356.76x = 40,961.12 × 14,181.44
  4. Step 4: Simplify right side
    27,356.76x = 580,887,389.90
  5. Step 5: Solve for x
    x = 580,887,389.90/27,356.76
  6. Step 6: Final answer
    x = 21,233.78

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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.