Home / 36,699.36-55,044.48-11,742

Finding the Fourth Proportional to 36,699.36, 55,044.48 and 11,742

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Solution

The fourth proportional to 36,699.36, 55,044.48 and 11,742 is: 17,611.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,699.36 : 55,044.48 = 11,742 : x
  2. Step 2: Convert to fraction form
    36,699.36/55,044.48 = 11,742/x
  3. Step 3: Cross multiply
    36,699.36x = 55,044.48 × 11,742
  4. Step 4: Simplify right side
    36,699.36x = 646,332,284.16
  5. Step 5: Solve for x
    x = 646,332,284.16/36,699.36
  6. Step 6: Final answer
    x = 17,611.54

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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.