Home / 18,163.73-27,245.93-5,016.45

Finding the Fourth Proportional to 18,163.73, 27,245.93 and 5,016.45

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Solution

The fourth proportional to 18,163.73, 27,245.93 and 5,016.45 is: 7,524.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,163.73 : 27,245.93 = 5,016.45 : x
  2. Step 2: Convert to fraction form
    18,163.73/27,245.93 = 5,016.45/x
  3. Step 3: Cross multiply
    18,163.73x = 27,245.93 × 5,016.45
  4. Step 4: Simplify right side
    18,163.73x = 136,677,709.32
  5. Step 5: Solve for x
    x = 136,677,709.32/18,163.73
  6. Step 6: Final answer
    x = 7,524.76

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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.