Home / 36,236.70-54,347.12-18,448.50

Finding the Fourth Proportional to 36,236.70, 54,347.12 and 18,448.50

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Solution

The fourth proportional to 36,236.70, 54,347.12 and 18,448.50 is: 27,668.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,236.70 : 54,347.12 = 18,448.50 : x
  2. Step 2: Convert to fraction form
    36,236.70/54,347.12 = 18,448.50/x
  3. Step 3: Cross multiply
    36,236.70x = 54,347.12 × 18,448.50
  4. Step 4: Simplify right side
    36,236.70x = 1,002,622,843.32
  5. Step 5: Solve for x
    x = 1,002,622,843.32/36,236.70
  6. Step 6: Final answer
    x = 27,668.71

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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.