Home / 31,961.92-44,105.52-17,620.96

Finding the Fourth Proportional to 31,961.92, 44,105.52 and 17,620.96

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Solution

The fourth proportional to 31,961.92, 44,105.52 and 17,620.96 is: 24,315.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,961.92 : 44,105.52 = 17,620.96 : x
  2. Step 2: Convert to fraction form
    31,961.92/44,105.52 = 17,620.96/x
  3. Step 3: Cross multiply
    31,961.92x = 44,105.52 × 17,620.96
  4. Step 4: Simplify right side
    31,961.92x = 777,181,603.70
  5. Step 5: Solve for x
    x = 777,181,603.70/31,961.92
  6. Step 6: Final answer
    x = 24,315.86

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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.