Home / 11,944.56-17,919.81-4,153.44

Finding the Fourth Proportional to 11,944.56, 17,919.81 and 4,153.44

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Solution

The fourth proportional to 11,944.56, 17,919.81 and 4,153.44 is: 6,231.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,944.56 : 17,919.81 = 4,153.44 : x
  2. Step 2: Convert to fraction form
    11,944.56/17,919.81 = 4,153.44/x
  3. Step 3: Cross multiply
    11,944.56x = 17,919.81 × 4,153.44
  4. Step 4: Simplify right side
    11,944.56x = 74,428,855.65
  5. Step 5: Solve for x
    x = 74,428,855.65/11,944.56
  6. Step 6: Final answer
    x = 6,231.19

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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.