Home / 36,491.09-54,736.62-28,183.22

Finding the Fourth Proportional to 36,491.09, 54,736.62 and 28,183.22

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Solution

The fourth proportional to 36,491.09, 54,736.62 and 28,183.22 is: 42,274.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,491.09 : 54,736.62 = 28,183.22 : x
  2. Step 2: Convert to fraction form
    36,491.09/54,736.62 = 28,183.22/x
  3. Step 3: Cross multiply
    36,491.09x = 54,736.62 × 28,183.22
  4. Step 4: Simplify right side
    36,491.09x = 1,542,653,929.83
  5. Step 5: Solve for x
    x = 1,542,653,929.83/36,491.09
  6. Step 6: Final answer
    x = 42,274.82

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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.