Home / 27,943.40-41,914.49-13,144.11

Finding the Fourth Proportional to 27,943.40, 41,914.49 and 13,144.11

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Solution

The fourth proportional to 27,943.40, 41,914.49 and 13,144.11 is: 19,715.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,943.40 : 41,914.49 = 13,144.11 : x
  2. Step 2: Convert to fraction form
    27,943.40/41,914.49 = 13,144.11/x
  3. Step 3: Cross multiply
    27,943.40x = 41,914.49 × 13,144.11
  4. Step 4: Simplify right side
    27,943.40x = 550,928,601.43
  5. Step 5: Solve for x
    x = 550,928,601.43/27,943.40
  6. Step 6: Final answer
    x = 19,715.88

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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.