Home / 36,073.22-54,115.74-11,112.71

Finding the Fourth Proportional to 36,073.22, 54,115.74 and 11,112.71

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Solution

The fourth proportional to 36,073.22, 54,115.74 and 11,112.71 is: 16,670.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,073.22 : 54,115.74 = 11,112.71 : x
  2. Step 2: Convert to fraction form
    36,073.22/54,115.74 = 11,112.71/x
  3. Step 3: Cross multiply
    36,073.22x = 54,115.74 × 11,112.71
  4. Step 4: Simplify right side
    36,073.22x = 601,372,660.34
  5. Step 5: Solve for x
    x = 601,372,660.34/36,073.22
  6. Step 6: Final answer
    x = 16,670.89

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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.