Home / 36,786.36-55,180.05-10,491.11

Finding the Fourth Proportional to 36,786.36, 55,180.05 and 10,491.11

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Solution

The fourth proportional to 36,786.36, 55,180.05 and 10,491.11 is: 15,736.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,786.36 : 55,180.05 = 10,491.11 : x
  2. Step 2: Convert to fraction form
    36,786.36/55,180.05 = 10,491.11/x
  3. Step 3: Cross multiply
    36,786.36x = 55,180.05 × 10,491.11
  4. Step 4: Simplify right side
    36,786.36x = 578,899,974.36
  5. Step 5: Solve for x
    x = 578,899,974.36/36,786.36
  6. Step 6: Final answer
    x = 15,736.81

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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.