Home / 41,920.20-62,873.10-15,611.40

Finding the Fourth Proportional to 41,920.20, 62,873.10 and 15,611.40

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Solution

The fourth proportional to 41,920.20, 62,873.10 and 15,611.40 is: 23,414.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,920.20 : 62,873.10 = 15,611.40 : x
  2. Step 2: Convert to fraction form
    41,920.20/62,873.10 = 15,611.40/x
  3. Step 3: Cross multiply
    41,920.20x = 62,873.10 × 15,611.40
  4. Step 4: Simplify right side
    41,920.20x = 981,537,113.34
  5. Step 5: Solve for x
    x = 981,537,113.34/41,920.20
  6. Step 6: Final answer
    x = 23,414.42

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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.