Home / 18,546.93-27,820.41-5,399.43

Finding the Fourth Proportional to 18,546.93, 27,820.41 and 5,399.43

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Solution

The fourth proportional to 18,546.93, 27,820.41 and 5,399.43 is: 8,099.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,546.93 : 27,820.41 = 5,399.43 : x
  2. Step 2: Convert to fraction form
    18,546.93/27,820.41 = 5,399.43/x
  3. Step 3: Cross multiply
    18,546.93x = 27,820.41 × 5,399.43
  4. Step 4: Simplify right side
    18,546.93x = 150,214,356.37
  5. Step 5: Solve for x
    x = 150,214,356.37/18,546.93
  6. Step 6: Final answer
    x = 8,099.15

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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.