Home / 20,020.48-27,627.60-11,067.84

Finding the Fourth Proportional to 20,020.48, 27,627.60 and 11,067.84

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Solution

The fourth proportional to 20,020.48, 27,627.60 and 11,067.84 is: 15,273.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,020.48 : 27,627.60 = 11,067.84 : x
  2. Step 2: Convert to fraction form
    20,020.48/27,627.60 = 11,067.84/x
  3. Step 3: Cross multiply
    20,020.48x = 27,627.60 × 11,067.84
  4. Step 4: Simplify right side
    20,020.48x = 305,777,856.38
  5. Step 5: Solve for x
    x = 305,777,856.38/20,020.48
  6. Step 6: Final answer
    x = 15,273.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.