Home / 34,134.25-51,175.41-18,530.41

Finding the Fourth Proportional to 34,134.25, 51,175.41 and 18,530.41

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Solution

The fourth proportional to 34,134.25, 51,175.41 and 18,530.41 is: 27,781.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,134.25 : 51,175.41 = 18,530.41 : x
  2. Step 2: Convert to fraction form
    34,134.25/51,175.41 = 18,530.41/x
  3. Step 3: Cross multiply
    34,134.25x = 51,175.41 × 18,530.41
  4. Step 4: Simplify right side
    34,134.25x = 948,301,329.22
  5. Step 5: Solve for x
    x = 948,301,329.22/34,134.25
  6. Step 6: Final answer
    x = 27,781.52

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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.