Home / 16,138.20-24,207.30-5,748.60

Finding the Fourth Proportional to 16,138.20, 24,207.30 and 5,748.60

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Solution

The fourth proportional to 16,138.20, 24,207.30 and 5,748.60 is: 8,622.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,138.20 : 24,207.30 = 5,748.60 : x
  2. Step 2: Convert to fraction form
    16,138.20/24,207.30 = 5,748.60/x
  3. Step 3: Cross multiply
    16,138.20x = 24,207.30 × 5,748.60
  4. Step 4: Simplify right side
    16,138.20x = 139,158,084.78
  5. Step 5: Solve for x
    x = 139,158,084.78/16,138.20
  6. Step 6: Final answer
    x = 8,622.90

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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.