Home / 34,912.38-48,180.11-18,997.86

Finding the Fourth Proportional to 34,912.38, 48,180.11 and 18,997.86

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Solution

The fourth proportional to 34,912.38, 48,180.11 and 18,997.86 is: 26,217.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,912.38 : 48,180.11 = 18,997.86 : x
  2. Step 2: Convert to fraction form
    34,912.38/48,180.11 = 18,997.86/x
  3. Step 3: Cross multiply
    34,912.38x = 48,180.11 × 18,997.86
  4. Step 4: Simplify right side
    34,912.38x = 915,319,032.06
  5. Step 5: Solve for x
    x = 915,319,032.06/34,912.38
  6. Step 6: Final answer
    x = 26,217.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.