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Finding the Fourth Proportional to 16,296, 22,488.96 and 8,844.48

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Solution

The fourth proportional to 16,296, 22,488.96 and 8,844.48 is: 12,205.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,296 : 22,488.96 = 8,844.48 : x
  2. Step 2: Convert to fraction form
    16,296/22,488.96 = 8,844.48/x
  3. Step 3: Cross multiply
    16,296x = 22,488.96 × 8,844.48
  4. Step 4: Simplify right side
    16,296x = 198,903,156.94
  5. Step 5: Solve for x
    x = 198,903,156.94/16,296
  6. Step 6: Final answer
    x = 12,205.64

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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.