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Finding the Fourth Proportional to 16,418.68, 24,630.72 and 8,099.08

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Solution

The fourth proportional to 16,418.68, 24,630.72 and 8,099.08 is: 12,149.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,418.68 : 24,630.72 = 8,099.08 : x
  2. Step 2: Convert to fraction form
    16,418.68/24,630.72 = 8,099.08/x
  3. Step 3: Cross multiply
    16,418.68x = 24,630.72 × 8,099.08
  4. Step 4: Simplify right side
    16,418.68x = 199,486,171.74
  5. Step 5: Solve for x
    x = 199,486,171.74/16,418.68
  6. Step 6: Final answer
    x = 12,149.95

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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.