Home / 16,311.24-24,489.72-10,800

Finding the Fourth Proportional to 16,311.24, 24,489.72 and 10,800

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Solution

The fourth proportional to 16,311.24, 24,489.72 and 10,800 is: 16,215.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,311.24 : 24,489.72 = 10,800 : x
  2. Step 2: Convert to fraction form
    16,311.24/24,489.72 = 10,800/x
  3. Step 3: Cross multiply
    16,311.24x = 24,489.72 × 10,800
  4. Step 4: Simplify right side
    16,311.24x = 264,488,976
  5. Step 5: Solve for x
    x = 264,488,976/16,311.24
  6. Step 6: Final answer
    x = 16,215.14

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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.