Home / 38,136.30-57,198.33-10,427.82

Finding the Fourth Proportional to 38,136.30, 57,198.33 and 10,427.82

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Solution

The fourth proportional to 38,136.30, 57,198.33 and 10,427.82 is: 15,640.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,136.30 : 57,198.33 = 10,427.82 : x
  2. Step 2: Convert to fraction form
    38,136.30/57,198.33 = 10,427.82/x
  3. Step 3: Cross multiply
    38,136.30x = 57,198.33 × 10,427.82
  4. Step 4: Simplify right side
    38,136.30x = 596,453,889.54
  5. Step 5: Solve for x
    x = 596,453,889.54/38,136.30
  6. Step 6: Final answer
    x = 15,640.06

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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.