Home / 34,081.44-51,137.28-13,297.92

Finding the Fourth Proportional to 34,081.44, 51,137.28 and 13,297.92

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Solution

The fourth proportional to 34,081.44, 51,137.28 and 13,297.92 is: 19,952.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,081.44 : 51,137.28 = 13,297.92 : x
  2. Step 2: Convert to fraction form
    34,081.44/51,137.28 = 13,297.92/x
  3. Step 3: Cross multiply
    34,081.44x = 51,137.28 × 13,297.92
  4. Step 4: Simplify right side
    34,081.44x = 680,019,458.46
  5. Step 5: Solve for x
    x = 680,019,458.46/34,081.44
  6. Step 6: Final answer
    x = 19,952.78

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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.