Home / 18,324.38-27,492.04-12,997.82

Finding the Fourth Proportional to 18,324.38, 27,492.04 and 12,997.82

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Solution

The fourth proportional to 18,324.38, 27,492.04 and 12,997.82 is: 19,500.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,324.38 : 27,492.04 = 12,997.82 : x
  2. Step 2: Convert to fraction form
    18,324.38/27,492.04 = 12,997.82/x
  3. Step 3: Cross multiply
    18,324.38x = 27,492.04 × 12,997.82
  4. Step 4: Simplify right side
    18,324.38x = 357,336,587.35
  5. Step 5: Solve for x
    x = 357,336,587.35/18,324.38
  6. Step 6: Final answer
    x = 19,500.61

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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.