Home / 27,436.20-41,169.56-13,396.41

Finding the Fourth Proportional to 27,436.20, 41,169.56 and 13,396.41

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Solution

The fourth proportional to 27,436.20, 41,169.56 and 13,396.41 is: 20,102.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,436.20 : 41,169.56 = 13,396.41 : x
  2. Step 2: Convert to fraction form
    27,436.20/41,169.56 = 13,396.41/x
  3. Step 3: Cross multiply
    27,436.20x = 41,169.56 × 13,396.41
  4. Step 4: Simplify right side
    27,436.20x = 551,524,238.30
  5. Step 5: Solve for x
    x = 551,524,238.30/27,436.20
  6. Step 6: Final answer
    x = 20,102.06

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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.