Home / 36,406.35-54,611.87-11,447.37

Finding the Fourth Proportional to 36,406.35, 54,611.87 and 11,447.37

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Solution

The fourth proportional to 36,406.35, 54,611.87 and 11,447.37 is: 17,171.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,406.35 : 54,611.87 = 11,447.37 : x
  2. Step 2: Convert to fraction form
    36,406.35/54,611.87 = 11,447.37/x
  3. Step 3: Cross multiply
    36,406.35x = 54,611.87 × 11,447.37
  4. Step 4: Simplify right side
    36,406.35x = 625,162,282.28
  5. Step 5: Solve for x
    x = 625,162,282.28/36,406.35
  6. Step 6: Final answer
    x = 17,171.79

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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.