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Finding the Fourth Proportional to 16,137, 24,205.50 and 5,193

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Solution

The fourth proportional to 16,137, 24,205.50 and 5,193 is: 7,789.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,137 : 24,205.50 = 5,193 : x
  2. Step 2: Convert to fraction form
    16,137/24,205.50 = 5,193/x
  3. Step 3: Cross multiply
    16,137x = 24,205.50 × 5,193
  4. Step 4: Simplify right side
    16,137x = 125,699,161.50
  5. Step 5: Solve for x
    x = 125,699,161.50/16,137
  6. Step 6: Final answer
    x = 7,789.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.