Home / 16,080.80-24,121.20-4,234.58

Finding the Fourth Proportional to 16,080.80, 24,121.20 and 4,234.58

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Solution

The fourth proportional to 16,080.80, 24,121.20 and 4,234.58 is: 6,351.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,080.80 : 24,121.20 = 4,234.58 : x
  2. Step 2: Convert to fraction form
    16,080.80/24,121.20 = 4,234.58/x
  3. Step 3: Cross multiply
    16,080.80x = 24,121.20 × 4,234.58
  4. Step 4: Simplify right side
    16,080.80x = 102,143,151.10
  5. Step 5: Solve for x
    x = 102,143,151.10/16,080.80
  6. Step 6: Final answer
    x = 6,351.87

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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.