Home / 27,947.87-41,907.37-8,223.86

Finding the Fourth Proportional to 27,947.87, 41,907.37 and 8,223.86

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Solution

The fourth proportional to 27,947.87, 41,907.37 and 8,223.86 is: 12,331.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,947.87 : 41,907.37 = 8,223.86 : x
  2. Step 2: Convert to fraction form
    27,947.87/41,907.37 = 8,223.86/x
  3. Step 3: Cross multiply
    27,947.87x = 41,907.37 × 8,223.86
  4. Step 4: Simplify right side
    27,947.87x = 344,640,093.19
  5. Step 5: Solve for x
    x = 344,640,093.19/27,947.87
  6. Step 6: Final answer
    x = 12,331.54

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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.