Home / 36,777.36-55,175.24-11,819.60

Finding the Fourth Proportional to 36,777.36, 55,175.24 and 11,819.60

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Solution

The fourth proportional to 36,777.36, 55,175.24 and 11,819.60 is: 17,732.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,777.36 : 55,175.24 = 11,819.60 : x
  2. Step 2: Convert to fraction form
    36,777.36/55,175.24 = 11,819.60/x
  3. Step 3: Cross multiply
    36,777.36x = 55,175.24 × 11,819.60
  4. Step 4: Simplify right side
    36,777.36x = 652,149,266.70
  5. Step 5: Solve for x
    x = 652,149,266.70/36,777.36
  6. Step 6: Final answer
    x = 17,732.36

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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.