Home / 41,768.40-62,650.92-13,690.56

Finding the Fourth Proportional to 41,768.40, 62,650.92 and 13,690.56

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Solution

The fourth proportional to 41,768.40, 62,650.92 and 13,690.56 is: 20,535.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,768.40 : 62,650.92 = 13,690.56 : x
  2. Step 2: Convert to fraction form
    41,768.40/62,650.92 = 13,690.56/x
  3. Step 3: Cross multiply
    41,768.40x = 62,650.92 × 13,690.56
  4. Step 4: Simplify right side
    41,768.40x = 857,726,179.32
  5. Step 5: Solve for x
    x = 857,726,179.32/41,768.40
  6. Step 6: Final answer
    x = 20,535.29

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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.