Home / 36,544.28-54,772.38-21,721.16

Finding the Fourth Proportional to 36,544.28, 54,772.38 and 21,721.16

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Solution

The fourth proportional to 36,544.28, 54,772.38 and 21,721.16 is: 32,555.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,544.28 : 54,772.38 = 21,721.16 : x
  2. Step 2: Convert to fraction form
    36,544.28/54,772.38 = 21,721.16/x
  3. Step 3: Cross multiply
    36,544.28x = 54,772.38 × 21,721.16
  4. Step 4: Simplify right side
    36,544.28x = 1,189,719,629.56
  5. Step 5: Solve for x
    x = 1,189,719,629.56/36,544.28
  6. Step 6: Final answer
    x = 32,555.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.