Home / 36,647.82-54,974.01-13,274.46

Finding the Fourth Proportional to 36,647.82, 54,974.01 and 13,274.46

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Solution

The fourth proportional to 36,647.82, 54,974.01 and 13,274.46 is: 19,912.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,647.82 : 54,974.01 = 13,274.46 : x
  2. Step 2: Convert to fraction form
    36,647.82/54,974.01 = 13,274.46/x
  3. Step 3: Cross multiply
    36,647.82x = 54,974.01 × 13,274.46
  4. Step 4: Simplify right side
    36,647.82x = 729,750,296.78
  5. Step 5: Solve for x
    x = 729,750,296.78/36,647.82
  6. Step 6: Final answer
    x = 19,912.52

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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.