Home / 20,005.30-27,604.92-11,052.26

Finding the Fourth Proportional to 20,005.30, 27,604.92 and 11,052.26

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Solution

The fourth proportional to 20,005.30, 27,604.92 and 11,052.26 is: 15,250.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,005.30 : 27,604.92 = 11,052.26 : x
  2. Step 2: Convert to fraction form
    20,005.30/27,604.92 = 11,052.26/x
  3. Step 3: Cross multiply
    20,005.30x = 27,604.92 × 11,052.26
  4. Step 4: Simplify right side
    20,005.30x = 305,096,753.12
  5. Step 5: Solve for x
    x = 305,096,753.12/20,005.30
  6. Step 6: Final answer
    x = 15,250.80

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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.