Home / 38,351.68-57,450.94-30,467.54

Finding the Fourth Proportional to 38,351.68, 57,450.94 and 30,467.54

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Solution

The fourth proportional to 38,351.68, 57,450.94 and 30,467.54 is: 45,640.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,351.68 : 57,450.94 = 30,467.54 : x
  2. Step 2: Convert to fraction form
    38,351.68/57,450.94 = 30,467.54/x
  3. Step 3: Cross multiply
    38,351.68x = 57,450.94 × 30,467.54
  4. Step 4: Simplify right side
    38,351.68x = 1,750,388,879.95
  5. Step 5: Solve for x
    x = 1,750,388,879.95/38,351.68
  6. Step 6: Final answer
    x = 45,640.48

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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.