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Finding the Fourth Proportional to 16,296.36, 22,488.98 and 8,844.36

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Solution

The fourth proportional to 16,296.36, 22,488.98 and 8,844.36 is: 12,205.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,296.36 : 22,488.98 = 8,844.36 : x
  2. Step 2: Convert to fraction form
    16,296.36/22,488.98 = 8,844.36/x
  3. Step 3: Cross multiply
    16,296.36x = 22,488.98 × 8,844.36
  4. Step 4: Simplify right side
    16,296.36x = 198,900,635.15
  5. Step 5: Solve for x
    x = 198,900,635.15/16,296.36
  6. Step 6: Final answer
    x = 12,205.22

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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.