Home / 16,138.24-24,207.12-4,451.20

Finding the Fourth Proportional to 16,138.24, 24,207.12 and 4,451.20

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Solution

The fourth proportional to 16,138.24, 24,207.12 and 4,451.20 is: 6,676.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,138.24 : 24,207.12 = 4,451.20 : x
  2. Step 2: Convert to fraction form
    16,138.24/24,207.12 = 4,451.20/x
  3. Step 3: Cross multiply
    16,138.24x = 24,207.12 × 4,451.20
  4. Step 4: Simplify right side
    16,138.24x = 107,750,732.54
  5. Step 5: Solve for x
    x = 107,750,732.54/16,138.24
  6. Step 6: Final answer
    x = 6,676.73

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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.