Home / 34,863.57-48,115.80-20,716.41

Finding the Fourth Proportional to 34,863.57, 48,115.80 and 20,716.41

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Solution

The fourth proportional to 34,863.57, 48,115.80 and 20,716.41 is: 28,591.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,863.57 : 48,115.80 = 20,716.41 : x
  2. Step 2: Convert to fraction form
    34,863.57/48,115.80 = 20,716.41/x
  3. Step 3: Cross multiply
    34,863.57x = 48,115.80 × 20,716.41
  4. Step 4: Simplify right side
    34,863.57x = 996,786,640.28
  5. Step 5: Solve for x
    x = 996,786,640.28/34,863.57
  6. Step 6: Final answer
    x = 28,591.07

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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.