Home / 16,519.70-24,766.33-8,618.25

Finding the Fourth Proportional to 16,519.70, 24,766.33 and 8,618.25

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Solution

The fourth proportional to 16,519.70, 24,766.33 and 8,618.25 is: 12,920.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,519.70 : 24,766.33 = 8,618.25 : x
  2. Step 2: Convert to fraction form
    16,519.70/24,766.33 = 8,618.25/x
  3. Step 3: Cross multiply
    16,519.70x = 24,766.33 × 8,618.25
  4. Step 4: Simplify right side
    16,519.70x = 213,442,278.15
  5. Step 5: Solve for x
    x = 213,442,278.15/16,519.70
  6. Step 6: Final answer
    x = 12,920.47

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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.