Home / 27,934.82-41,901.29-12,139.85

Finding the Fourth Proportional to 27,934.82, 41,901.29 and 12,139.85

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Solution

The fourth proportional to 27,934.82, 41,901.29 and 12,139.85 is: 18,209.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,934.82 : 41,901.29 = 12,139.85 : x
  2. Step 2: Convert to fraction form
    27,934.82/41,901.29 = 12,139.85/x
  3. Step 3: Cross multiply
    27,934.82x = 41,901.29 × 12,139.85
  4. Step 4: Simplify right side
    27,934.82x = 508,675,297.84
  5. Step 5: Solve for x
    x = 508,675,297.84/27,934.82
  6. Step 6: Final answer
    x = 18,209.37

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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.