Home / 20,043.44-27,665.52-11,661.56

Finding the Fourth Proportional to 20,043.44, 27,665.52 and 11,661.56

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Solution

The fourth proportional to 20,043.44, 27,665.52 and 11,661.56 is: 16,096.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,043.44 : 27,665.52 = 11,661.56 : x
  2. Step 2: Convert to fraction form
    20,043.44/27,665.52 = 11,661.56/x
  3. Step 3: Cross multiply
    20,043.44x = 27,665.52 × 11,661.56
  4. Step 4: Simplify right side
    20,043.44x = 322,623,121.41
  5. Step 5: Solve for x
    x = 322,623,121.41/20,043.44
  6. Step 6: Final answer
    x = 16,096.20

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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.