Home / 18,634.36-27,942.90-6,944.44

Finding the Fourth Proportional to 18,634.36, 27,942.90 and 6,944.44

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Solution

The fourth proportional to 18,634.36, 27,942.90 and 6,944.44 is: 10,413.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,634.36 : 27,942.90 = 6,944.44 : x
  2. Step 2: Convert to fraction form
    18,634.36/27,942.90 = 6,944.44/x
  3. Step 3: Cross multiply
    18,634.36x = 27,942.90 × 6,944.44
  4. Step 4: Simplify right side
    18,634.36x = 194,047,792.48
  5. Step 5: Solve for x
    x = 194,047,792.48/18,634.36
  6. Step 6: Final answer
    x = 10,413.44

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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.