Home / 41,422.89-62,136.38-11,845.09

Finding the Fourth Proportional to 41,422.89, 62,136.38 and 11,845.09

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Solution

The fourth proportional to 41,422.89, 62,136.38 and 11,845.09 is: 17,768.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,422.89 : 62,136.38 = 11,845.09 : x
  2. Step 2: Convert to fraction form
    41,422.89/62,136.38 = 11,845.09/x
  3. Step 3: Cross multiply
    41,422.89x = 62,136.38 × 11,845.09
  4. Step 4: Simplify right side
    41,422.89x = 736,011,013.37
  5. Step 5: Solve for x
    x = 736,011,013.37/41,422.89
  6. Step 6: Final answer
    x = 17,768.22

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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.