Home / 11,422.44-17,136.36-3,631.23

Finding the Fourth Proportional to 11,422.44, 17,136.36 and 3,631.23

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Solution

The fourth proportional to 11,422.44, 17,136.36 and 3,631.23 is: 5,447.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,422.44 : 17,136.36 = 3,631.23 : x
  2. Step 2: Convert to fraction form
    11,422.44/17,136.36 = 3,631.23/x
  3. Step 3: Cross multiply
    11,422.44x = 17,136.36 × 3,631.23
  4. Step 4: Simplify right side
    11,422.44x = 62,226,064.52
  5. Step 5: Solve for x
    x = 62,226,064.52/11,422.44
  6. Step 6: Final answer
    x = 5,447.70

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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.