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Finding the Fourth Proportional to 16,137.02, 22,269.02 and 8,968.11

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Solution

The fourth proportional to 16,137.02, 22,269.02 and 8,968.11 is: 12,375.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,137.02 : 22,269.02 = 8,968.11 : x
  2. Step 2: Convert to fraction form
    16,137.02/22,269.02 = 8,968.11/x
  3. Step 3: Cross multiply
    16,137.02x = 22,269.02 × 8,968.11
  4. Step 4: Simplify right side
    16,137.02x = 199,710,976.11
  5. Step 5: Solve for x
    x = 199,710,976.11/16,137.02
  6. Step 6: Final answer
    x = 12,375.96

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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.