Home / 41,855.36-62,729.60-19,619.75

Finding the Fourth Proportional to 41,855.36, 62,729.60 and 19,619.75

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Solution

The fourth proportional to 41,855.36, 62,729.60 and 19,619.75 is: 29,404.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,855.36 : 62,729.60 = 19,619.75 : x
  2. Step 2: Convert to fraction form
    41,855.36/62,729.60 = 19,619.75/x
  3. Step 3: Cross multiply
    41,855.36x = 62,729.60 × 19,619.75
  4. Step 4: Simplify right side
    41,855.36x = 1,230,739,128.33
  5. Step 5: Solve for x
    x = 1,230,739,128.33/41,855.36
  6. Step 6: Final answer
    x = 29,404.58

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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.