Home / 36,065.13-54,104.99-12,371.82

Finding the Fourth Proportional to 36,065.13, 54,104.99 and 12,371.82

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Solution

The fourth proportional to 36,065.13, 54,104.99 and 12,371.82 is: 18,560.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,065.13 : 54,104.99 = 12,371.82 : x
  2. Step 2: Convert to fraction form
    36,065.13/54,104.99 = 12,371.82/x
  3. Step 3: Cross multiply
    36,065.13x = 54,104.99 × 12,371.82
  4. Step 4: Simplify right side
    36,065.13x = 669,377,135.52
  5. Step 5: Solve for x
    x = 669,377,135.52/36,065.13
  6. Step 6: Final answer
    x = 18,560.23

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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.