Home / 16,855.56-25,286.32-5,759.66

Finding the Fourth Proportional to 16,855.56, 25,286.32 and 5,759.66

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Solution

The fourth proportional to 16,855.56, 25,286.32 and 5,759.66 is: 8,640.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,855.56 : 25,286.32 = 5,759.66 : x
  2. Step 2: Convert to fraction form
    16,855.56/25,286.32 = 5,759.66/x
  3. Step 3: Cross multiply
    16,855.56x = 25,286.32 × 5,759.66
  4. Step 4: Simplify right side
    16,855.56x = 145,640,605.85
  5. Step 5: Solve for x
    x = 145,640,605.85/16,855.56
  6. Step 6: Final answer
    x = 8,640.51

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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.