Home / 31,928.87-44,063.85-17,781.81

Finding the Fourth Proportional to 31,928.87, 44,063.85 and 17,781.81

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Solution

The fourth proportional to 31,928.87, 44,063.85 and 17,781.81 is: 24,540.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,928.87 : 44,063.85 = 17,781.81 : x
  2. Step 2: Convert to fraction form
    31,928.87/44,063.85 = 17,781.81/x
  3. Step 3: Cross multiply
    31,928.87x = 44,063.85 × 17,781.81
  4. Step 4: Simplify right side
    31,928.87x = 783,535,008.57
  5. Step 5: Solve for x
    x = 783,535,008.57/31,928.87
  6. Step 6: Final answer
    x = 24,540.02

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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.