Home / 41,171.54-61,766.00-15,871.70

Finding the Fourth Proportional to 41,171.54, 61,766.00 and 15,871.70

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Solution

The fourth proportional to 41,171.54, 61,766.00 and 15,871.70 is: 23,810.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,171.54 : 61,766.00 = 15,871.70 : x
  2. Step 2: Convert to fraction form
    41,171.54/61,766.00 = 15,871.70/x
  3. Step 3: Cross multiply
    41,171.54x = 61,766.00 × 15,871.70
  4. Step 4: Simplify right side
    41,171.54x = 980,331,153.05
  5. Step 5: Solve for x
    x = 980,331,153.05/41,171.54
  6. Step 6: Final answer
    x = 23,810.90

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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.