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Finding the Fourth Proportional to 16,636.92, 24,958.98 and 7,745.64

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Solution

The fourth proportional to 16,636.92, 24,958.98 and 7,745.64 is: 11,620.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,636.92 : 24,958.98 = 7,745.64 : x
  2. Step 2: Convert to fraction form
    16,636.92/24,958.98 = 7,745.64/x
  3. Step 3: Cross multiply
    16,636.92x = 24,958.98 × 7,745.64
  4. Step 4: Simplify right side
    16,636.92x = 193,323,273.85
  5. Step 5: Solve for x
    x = 193,323,273.85/16,636.92
  6. Step 6: Final answer
    x = 11,620.14

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1.5x scale

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.