Home / 18,163.46-27,246.75-5,015.83

Finding the Fourth Proportional to 18,163.46, 27,246.75 and 5,015.83

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Solution

The fourth proportional to 18,163.46, 27,246.75 and 5,015.83 is: 7,524.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,163.46 : 27,246.75 = 5,015.83 : x
  2. Step 2: Convert to fraction form
    18,163.46/27,246.75 = 5,015.83/x
  3. Step 3: Cross multiply
    18,163.46x = 27,246.75 × 5,015.83
  4. Step 4: Simplify right side
    18,163.46x = 136,665,066.05
  5. Step 5: Solve for x
    x = 136,665,066.05/18,163.46
  6. Step 6: Final answer
    x = 7,524.18

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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.