Home / 29,136.60-40,198.14-17,193.96

Finding the Fourth Proportional to 29,136.60, 40,198.14 and 17,193.96

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Solution

The fourth proportional to 29,136.60, 40,198.14 and 17,193.96 is: 23,721.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,136.60 : 40,198.14 = 17,193.96 : x
  2. Step 2: Convert to fraction form
    29,136.60/40,198.14 = 17,193.96/x
  3. Step 3: Cross multiply
    29,136.60x = 40,198.14 × 17,193.96
  4. Step 4: Simplify right side
    29,136.60x = 691,165,211.23
  5. Step 5: Solve for x
    x = 691,165,211.23/29,136.60
  6. Step 6: Final answer
    x = 23,721.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.