Home / 20,234.42-27,923.82-11,737.28

Finding the Fourth Proportional to 20,234.42, 27,923.82 and 11,737.28

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Solution

The fourth proportional to 20,234.42, 27,923.82 and 11,737.28 is: 16,197.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,234.42 : 27,923.82 = 11,737.28 : x
  2. Step 2: Convert to fraction form
    20,234.42/27,923.82 = 11,737.28/x
  3. Step 3: Cross multiply
    20,234.42x = 27,923.82 × 11,737.28
  4. Step 4: Simplify right side
    20,234.42x = 327,749,694.01
  5. Step 5: Solve for x
    x = 327,749,694.01/20,234.42
  6. Step 6: Final answer
    x = 16,197.63

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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.