Home / 27,512.62-41,268.93-7,791.35

Finding the Fourth Proportional to 27,512.62, 41,268.93 and 7,791.35

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Solution

The fourth proportional to 27,512.62, 41,268.93 and 7,791.35 is: 11,687.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,512.62 : 41,268.93 = 7,791.35 : x
  2. Step 2: Convert to fraction form
    27,512.62/41,268.93 = 7,791.35/x
  3. Step 3: Cross multiply
    27,512.62x = 41,268.93 × 7,791.35
  4. Step 4: Simplify right side
    27,512.62x = 321,540,677.76
  5. Step 5: Solve for x
    x = 321,540,677.76/27,512.62
  6. Step 6: Final answer
    x = 11,687.03

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1.5x scale

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.