Home / 15,311.60-22,977.12-6,553.88

Finding the Fourth Proportional to 15,311.60, 22,977.12 and 6,553.88

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Solution

The fourth proportional to 15,311.60, 22,977.12 and 6,553.88 is: 9,834.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,311.60 : 22,977.12 = 6,553.88 : x
  2. Step 2: Convert to fraction form
    15,311.60/22,977.12 = 6,553.88/x
  3. Step 3: Cross multiply
    15,311.60x = 22,977.12 × 6,553.88
  4. Step 4: Simplify right side
    15,311.60x = 150,589,287.23
  5. Step 5: Solve for x
    x = 150,589,287.23/15,311.60
  6. Step 6: Final answer
    x = 9,834.98

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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.