Home / 41,811.20-62,716.80-14,108.80

Finding the Fourth Proportional to 41,811.20, 62,716.80 and 14,108.80

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Solution

The fourth proportional to 41,811.20, 62,716.80 and 14,108.80 is: 21,163.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,811.20 : 62,716.80 = 14,108.80 : x
  2. Step 2: Convert to fraction form
    41,811.20/62,716.80 = 14,108.80/x
  3. Step 3: Cross multiply
    41,811.20x = 62,716.80 × 14,108.80
  4. Step 4: Simplify right side
    41,811.20x = 884,858,787.84
  5. Step 5: Solve for x
    x = 884,858,787.84/41,811.20
  6. Step 6: Final answer
    x = 21,163.20

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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.