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Finding the Fourth Proportional to 29,243.55, 43,868.10 and 8,183.58

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Solution

The fourth proportional to 29,243.55, 43,868.10 and 8,183.58 is: 12,276.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,243.55 : 43,868.10 = 8,183.58 : x
  2. Step 2: Convert to fraction form
    29,243.55/43,868.10 = 8,183.58/x
  3. Step 3: Cross multiply
    29,243.55x = 43,868.10 × 8,183.58
  4. Step 4: Simplify right side
    29,243.55x = 358,998,105.80
  5. Step 5: Solve for x
    x = 358,998,105.80/29,243.55
  6. Step 6: Final answer
    x = 12,276.15

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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.