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Finding the Fourth Proportional to 16,452.81, 22,704.82 and 8,899.09

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Solution

The fourth proportional to 16,452.81, 22,704.82 and 8,899.09 is: 12,280.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,452.81 : 22,704.82 = 8,899.09 : x
  2. Step 2: Convert to fraction form
    16,452.81/22,704.82 = 8,899.09/x
  3. Step 3: Cross multiply
    16,452.81x = 22,704.82 × 8,899.09
  4. Step 4: Simplify right side
    16,452.81x = 202,052,236.61
  5. Step 5: Solve for x
    x = 202,052,236.61/16,452.81
  6. Step 6: Final answer
    x = 12,280.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.