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Finding the Fourth Proportional to 16,296.96, 22,489.92 and 8,844.96

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Solution

The fourth proportional to 16,296.96, 22,489.92 and 8,844.96 is: 12,206.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,296.96 : 22,489.92 = 8,844.96 : x
  2. Step 2: Convert to fraction form
    16,296.96/22,489.92 = 8,844.96/x
  3. Step 3: Cross multiply
    16,296.96x = 22,489.92 × 8,844.96
  4. Step 4: Simplify right side
    16,296.96x = 198,922,442.80
  5. Step 5: Solve for x
    x = 198,922,442.80/16,296.96
  6. Step 6: Final answer
    x = 12,206.11

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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.