Home / 15,766.60-23,650.98-4,081

Finding the Fourth Proportional to 15,766.60, 23,650.98 and 4,081

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Solution

The fourth proportional to 15,766.60, 23,650.98 and 4,081 is: 6,121.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,766.60 : 23,650.98 = 4,081 : x
  2. Step 2: Convert to fraction form
    15,766.60/23,650.98 = 4,081/x
  3. Step 3: Cross multiply
    15,766.60x = 23,650.98 × 4,081
  4. Step 4: Simplify right side
    15,766.60x = 96,519,649.38
  5. Step 5: Solve for x
    x = 96,519,649.38/15,766.60
  6. Step 6: Final answer
    x = 6,121.78

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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.