Home / 27,761.40-41,642.10-16,104.60

Finding the Fourth Proportional to 27,761.40, 41,642.10 and 16,104.60

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Solution

The fourth proportional to 27,761.40, 41,642.10 and 16,104.60 is: 24,156.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,761.40 : 41,642.10 = 16,104.60 : x
  2. Step 2: Convert to fraction form
    27,761.40/41,642.10 = 16,104.60/x
  3. Step 3: Cross multiply
    27,761.40x = 41,642.10 × 16,104.60
  4. Step 4: Simplify right side
    27,761.40x = 670,629,363.66
  5. Step 5: Solve for x
    x = 670,629,363.66/27,761.40
  6. Step 6: Final answer
    x = 24,156.90

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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.