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Finding the Fourth Proportional to 16,115.22, 24,169.95 and 10,254.42

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Solution

The fourth proportional to 16,115.22, 24,169.95 and 10,254.42 is: 15,379.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,115.22 : 24,169.95 = 10,254.42 : x
  2. Step 2: Convert to fraction form
    16,115.22/24,169.95 = 10,254.42/x
  3. Step 3: Cross multiply
    16,115.22x = 24,169.95 × 10,254.42
  4. Step 4: Simplify right side
    16,115.22x = 247,848,818.68
  5. Step 5: Solve for x
    x = 247,848,818.68/16,115.22
  6. Step 6: Final answer
    x = 15,379.80

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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.