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Finding the Fourth Proportional to 16,660.92, 24,974.82 and 9,268.68

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Solution

The fourth proportional to 16,660.92, 24,974.82 and 9,268.68 is: 13,893.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,660.92 : 24,974.82 = 9,268.68 : x
  2. Step 2: Convert to fraction form
    16,660.92/24,974.82 = 9,268.68/x
  3. Step 3: Cross multiply
    16,660.92x = 24,974.82 × 9,268.68
  4. Step 4: Simplify right side
    16,660.92x = 231,483,614.64
  5. Step 5: Solve for x
    x = 231,483,614.64/16,660.92
  6. Step 6: Final answer
    x = 13,893.81

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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.