Home / 34,241.39-51,291.33-20,158.03

Finding the Fourth Proportional to 34,241.39, 51,291.33 and 20,158.03

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Solution

The fourth proportional to 34,241.39, 51,291.33 and 20,158.03 is: 30,195.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,241.39 : 51,291.33 = 20,158.03 : x
  2. Step 2: Convert to fraction form
    34,241.39/51,291.33 = 20,158.03/x
  3. Step 3: Cross multiply
    34,241.39x = 51,291.33 × 20,158.03
  4. Step 4: Simplify right side
    34,241.39x = 1,033,932,040.65
  5. Step 5: Solve for x
    x = 1,033,932,040.65/34,241.39
  6. Step 6: Final answer
    x = 30,195.39

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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.