Home / 27,796.60-41,711.10-10,268.20

Finding the Fourth Proportional to 27,796.60, 41,711.10 and 10,268.20

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Solution

The fourth proportional to 27,796.60, 41,711.10 and 10,268.20 is: 15,408.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,796.60 : 41,711.10 = 10,268.20 : x
  2. Step 2: Convert to fraction form
    27,796.60/41,711.10 = 10,268.20/x
  3. Step 3: Cross multiply
    27,796.60x = 41,711.10 × 10,268.20
  4. Step 4: Simplify right side
    27,796.60x = 428,297,917.02
  5. Step 5: Solve for x
    x = 428,297,917.02/27,796.60
  6. Step 6: Final answer
    x = 15,408.28

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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.