Home / 20,250.24-27,945.24-11,297.21

Finding the Fourth Proportional to 20,250.24, 27,945.24 and 11,297.21

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Solution

The fourth proportional to 20,250.24, 27,945.24 and 11,297.21 is: 15,590.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,250.24 : 27,945.24 = 11,297.21 : x
  2. Step 2: Convert to fraction form
    20,250.24/27,945.24 = 11,297.21/x
  3. Step 3: Cross multiply
    20,250.24x = 27,945.24 × 11,297.21
  4. Step 4: Simplify right side
    20,250.24x = 315,703,105.05
  5. Step 5: Solve for x
    x = 315,703,105.05/20,250.24
  6. Step 6: Final answer
    x = 15,590.09

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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.