Home / 18,474.39-27,704.43-5,991.41

Finding the Fourth Proportional to 18,474.39, 27,704.43 and 5,991.41

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Solution

The fourth proportional to 18,474.39, 27,704.43 and 5,991.41 is: 8,984.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,474.39 : 27,704.43 = 5,991.41 : x
  2. Step 2: Convert to fraction form
    18,474.39/27,704.43 = 5,991.41/x
  3. Step 3: Cross multiply
    18,474.39x = 27,704.43 × 5,991.41
  4. Step 4: Simplify right side
    18,474.39x = 165,988,668.21
  5. Step 5: Solve for x
    x = 165,988,668.21/18,474.39
  6. Step 6: Final answer
    x = 8,984.80

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1.5x scale

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.