Home / 41,858-62,791.12-13,766.64

Finding the Fourth Proportional to 41,858, 62,791.12 and 13,766.64

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Solution

The fourth proportional to 41,858, 62,791.12 and 13,766.64 is: 20,651.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,858 : 62,791.12 = 13,766.64 : x
  2. Step 2: Convert to fraction form
    41,858/62,791.12 = 13,766.64/x
  3. Step 3: Cross multiply
    41,858x = 62,791.12 × 13,766.64
  4. Step 4: Simplify right side
    41,858x = 864,422,744.24
  5. Step 5: Solve for x
    x = 864,422,744.24/41,858
  6. Step 6: Final answer
    x = 20,651.32

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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.