Home / 16,256.97-24,379.34-6,390.86

Finding the Fourth Proportional to 16,256.97, 24,379.34 and 6,390.86

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Solution

The fourth proportional to 16,256.97, 24,379.34 and 6,390.86 is: 9,583.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,256.97 : 24,379.34 = 6,390.86 : x
  2. Step 2: Convert to fraction form
    16,256.97/24,379.34 = 6,390.86/x
  3. Step 3: Cross multiply
    16,256.97x = 24,379.34 × 6,390.86
  4. Step 4: Simplify right side
    16,256.97x = 155,804,794.98
  5. Step 5: Solve for x
    x = 155,804,794.98/16,256.97
  6. Step 6: Final answer
    x = 9,583.88

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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.