Home / 15,764.20-23,624.04-8,747.32

Finding the Fourth Proportional to 15,764.20, 23,624.04 and 8,747.32

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Solution

The fourth proportional to 15,764.20, 23,624.04 and 8,747.32 is: 13,108.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,764.20 : 23,624.04 = 8,747.32 : x
  2. Step 2: Convert to fraction form
    15,764.20/23,624.04 = 8,747.32/x
  3. Step 3: Cross multiply
    15,764.20x = 23,624.04 × 8,747.32
  4. Step 4: Simplify right side
    15,764.20x = 206,647,037.57
  5. Step 5: Solve for x
    x = 206,647,037.57/15,764.20
  6. Step 6: Final answer
    x = 13,108.63

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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.