Home / 27,489.36-41,229.69-10,619.87

Finding the Fourth Proportional to 27,489.36, 41,229.69 and 10,619.87

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Solution

The fourth proportional to 27,489.36, 41,229.69 and 10,619.87 is: 15,928.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,489.36 : 41,229.69 = 10,619.87 : x
  2. Step 2: Convert to fraction form
    27,489.36/41,229.69 = 10,619.87/x
  3. Step 3: Cross multiply
    27,489.36x = 41,229.69 × 10,619.87
  4. Step 4: Simplify right side
    27,489.36x = 437,853,947.94
  5. Step 5: Solve for x
    x = 437,853,947.94/27,489.36
  6. Step 6: Final answer
    x = 15,928.12

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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.