Home / 20,232.24-27,920.52-11,735.97

Finding the Fourth Proportional to 20,232.24, 27,920.52 and 11,735.97

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Solution

The fourth proportional to 20,232.24, 27,920.52 and 11,735.97 is: 16,195.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,232.24 : 27,920.52 = 11,735.97 : x
  2. Step 2: Convert to fraction form
    20,232.24/27,920.52 = 11,735.97/x
  3. Step 3: Cross multiply
    20,232.24x = 27,920.52 × 11,735.97
  4. Step 4: Simplify right side
    20,232.24x = 327,674,385.10
  5. Step 5: Solve for x
    x = 327,674,385.10/20,232.24
  6. Step 6: Final answer
    x = 16,195.66

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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.