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Finding the Fourth Proportional to 41,879.44, 62,826.86 and 13,801.15

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Solution

The fourth proportional to 41,879.44, 62,826.86 and 13,801.15 is: 20,704.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,879.44 : 62,826.86 = 13,801.15 : x
  2. Step 2: Convert to fraction form
    41,879.44/62,826.86 = 13,801.15/x
  3. Step 3: Cross multiply
    41,879.44x = 62,826.86 × 13,801.15
  4. Step 4: Simplify right side
    41,879.44x = 867,083,075.96
  5. Step 5: Solve for x
    x = 867,083,075.96/41,879.44
  6. Step 6: Final answer
    x = 20,704.27

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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.