Home / 38,247.87-57,352-17,169.76

Finding the Fourth Proportional to 38,247.87, 57,352 and 17,169.76

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Solution

The fourth proportional to 38,247.87, 57,352 and 17,169.76 is: 25,745.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,247.87 : 57,352 = 17,169.76 : x
  2. Step 2: Convert to fraction form
    38,247.87/57,352 = 17,169.76/x
  3. Step 3: Cross multiply
    38,247.87x = 57,352 × 17,169.76
  4. Step 4: Simplify right side
    38,247.87x = 984,720,075.52
  5. Step 5: Solve for x
    x = 984,720,075.52/38,247.87
  6. Step 6: Final answer
    x = 25,745.75

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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.