Home / 16,519.38-24,786.40-6,677.88

Finding the Fourth Proportional to 16,519.38, 24,786.40 and 6,677.88

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Solution

The fourth proportional to 16,519.38, 24,786.40 and 6,677.88 is: 10,019.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,519.38 : 24,786.40 = 6,677.88 : x
  2. Step 2: Convert to fraction form
    16,519.38/24,786.40 = 6,677.88/x
  3. Step 3: Cross multiply
    16,519.38x = 24,786.40 × 6,677.88
  4. Step 4: Simplify right side
    16,519.38x = 165,520,604.83
  5. Step 5: Solve for x
    x = 165,520,604.83/16,519.38
  6. Step 6: Final answer
    x = 10,019.78

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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.