Home / 36,072.74-54,115.04-11,112.24

Finding the Fourth Proportional to 36,072.74, 54,115.04 and 11,112.24

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Solution

The fourth proportional to 36,072.74, 54,115.04 and 11,112.24 is: 16,670.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,072.74 : 54,115.04 = 11,112.24 : x
  2. Step 2: Convert to fraction form
    36,072.74/54,115.04 = 11,112.24/x
  3. Step 3: Cross multiply
    36,072.74x = 54,115.04 × 11,112.24
  4. Step 4: Simplify right side
    36,072.74x = 601,339,175.90
  5. Step 5: Solve for x
    x = 601,339,175.90/36,072.74
  6. Step 6: Final answer
    x = 16,670.18

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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.