Home / 16,257.87-24,377.57-6,391.77

Finding the Fourth Proportional to 16,257.87, 24,377.57 and 6,391.77

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Solution

The fourth proportional to 16,257.87, 24,377.57 and 6,391.77 is: 9,584.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,257.87 : 24,377.57 = 6,391.77 : x
  2. Step 2: Convert to fraction form
    16,257.87/24,377.57 = 6,391.77/x
  3. Step 3: Cross multiply
    16,257.87x = 24,377.57 × 6,391.77
  4. Step 4: Simplify right side
    16,257.87x = 155,815,820.60
  5. Step 5: Solve for x
    x = 155,815,820.60/16,257.87
  6. Step 6: Final answer
    x = 9,584.02

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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.