Home / 16,758.94-25,138.32-4,108.54

Finding the Fourth Proportional to 16,758.94, 25,138.32 and 4,108.54

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Solution

The fourth proportional to 16,758.94, 25,138.32 and 4,108.54 is: 6,162.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,758.94 : 25,138.32 = 4,108.54 : x
  2. Step 2: Convert to fraction form
    16,758.94/25,138.32 = 4,108.54/x
  3. Step 3: Cross multiply
    16,758.94x = 25,138.32 × 4,108.54
  4. Step 4: Simplify right side
    16,758.94x = 103,281,793.25
  5. Step 5: Solve for x
    x = 103,281,793.25/16,758.94
  6. Step 6: Final answer
    x = 6,162.79

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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.