Home / 34,118.26-51,167.67-21,619.42

Finding the Fourth Proportional to 34,118.26, 51,167.67 and 21,619.42

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Solution

The fourth proportional to 34,118.26, 51,167.67 and 21,619.42 is: 32,422.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,118.26 : 51,167.67 = 21,619.42 : x
  2. Step 2: Convert to fraction form
    34,118.26/51,167.67 = 21,619.42/x
  3. Step 3: Cross multiply
    34,118.26x = 51,167.67 × 21,619.42
  4. Step 4: Simplify right side
    34,118.26x = 1,106,215,348.15
  5. Step 5: Solve for x
    x = 1,106,215,348.15/34,118.26
  6. Step 6: Final answer
    x = 32,422.97

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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.