Home / 12,311.44-18,467.46-4,414.50

Finding the Fourth Proportional to 12,311.44, 18,467.46 and 4,414.50

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Solution

The fourth proportional to 12,311.44, 18,467.46 and 4,414.50 is: 6,621.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,311.44 : 18,467.46 = 4,414.50 : x
  2. Step 2: Convert to fraction form
    12,311.44/18,467.46 = 4,414.50/x
  3. Step 3: Cross multiply
    12,311.44x = 18,467.46 × 4,414.50
  4. Step 4: Simplify right side
    12,311.44x = 81,524,602.17
  5. Step 5: Solve for x
    x = 81,524,602.17/12,311.44
  6. Step 6: Final answer
    x = 6,621.86

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Double scale
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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.