Home / 18,546.77-27,820.46-5,399.26

Finding the Fourth Proportional to 18,546.77, 27,820.46 and 5,399.26

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Solution

The fourth proportional to 18,546.77, 27,820.46 and 5,399.26 is: 8,098.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,546.77 : 27,820.46 = 5,399.26 : x
  2. Step 2: Convert to fraction form
    18,546.77/27,820.46 = 5,399.26/x
  3. Step 3: Cross multiply
    18,546.77x = 27,820.46 × 5,399.26
  4. Step 4: Simplify right side
    18,546.77x = 150,209,840.81
  5. Step 5: Solve for x
    x = 150,209,840.81/18,546.77
  6. Step 6: Final answer
    x = 8,098.97

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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.