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Finding the Fourth Proportional to 16,296.86, 22,489.67 and 8,844.86

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Solution

The fourth proportional to 16,296.86, 22,489.67 and 8,844.86 is: 12,205.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,296.86 : 22,489.67 = 8,844.86 : x
  2. Step 2: Convert to fraction form
    16,296.86/22,489.67 = 8,844.86/x
  3. Step 3: Cross multiply
    16,296.86x = 22,489.67 × 8,844.86
  4. Step 4: Simplify right side
    16,296.86x = 198,917,982.60
  5. Step 5: Solve for x
    x = 198,917,982.60/16,296.86
  6. Step 6: Final answer
    x = 12,205.91

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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.