Home / 52,214.44-78,329.82-17,146.12

Finding the Fourth Proportional to 52,214.44, 78,329.82 and 17,146.12

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Solution

The fourth proportional to 52,214.44, 78,329.82 and 17,146.12 is: 25,721.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,214.44 : 78,329.82 = 17,146.12 : x
  2. Step 2: Convert to fraction form
    52,214.44/78,329.82 = 17,146.12/x
  3. Step 3: Cross multiply
    52,214.44x = 78,329.82 × 17,146.12
  4. Step 4: Simplify right side
    52,214.44x = 1,343,052,493.30
  5. Step 5: Solve for x
    x = 1,343,052,493.30/52,214.44
  6. Step 6: Final answer
    x = 25,721.86

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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.