Home / 16,785.53-25,179.23-5,540.43

Finding the Fourth Proportional to 16,785.53, 25,179.23 and 5,540.43

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Solution

The fourth proportional to 16,785.53, 25,179.23 and 5,540.43 is: 8,310.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,785.53 : 25,179.23 = 5,540.43 : x
  2. Step 2: Convert to fraction form
    16,785.53/25,179.23 = 5,540.43/x
  3. Step 3: Cross multiply
    16,785.53x = 25,179.23 × 5,540.43
  4. Step 4: Simplify right side
    16,785.53x = 139,503,761.27
  5. Step 5: Solve for x
    x = 139,503,761.27/16,785.53
  6. Step 6: Final answer
    x = 8,310.95

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1.5x scale

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.