Home / 38,136.65-57,204.35-11,841.41

Finding the Fourth Proportional to 38,136.65, 57,204.35 and 11,841.41

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Solution

The fourth proportional to 38,136.65, 57,204.35 and 11,841.41 is: 17,761.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,136.65 : 57,204.35 = 11,841.41 : x
  2. Step 2: Convert to fraction form
    38,136.65/57,204.35 = 11,841.41/x
  3. Step 3: Cross multiply
    38,136.65x = 57,204.35 × 11,841.41
  4. Step 4: Simplify right side
    38,136.65x = 677,379,816.90
  5. Step 5: Solve for x
    x = 677,379,816.90/38,136.65
  6. Step 6: Final answer
    x = 17,761.91

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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.