Home / 25,538.76-38,343.99-13,067.73

Finding the Fourth Proportional to 25,538.76, 38,343.99 and 13,067.73

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Solution

The fourth proportional to 25,538.76, 38,343.99 and 13,067.73 is: 19,619.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,538.76 : 38,343.99 = 13,067.73 : x
  2. Step 2: Convert to fraction form
    25,538.76/38,343.99 = 13,067.73/x
  3. Step 3: Cross multiply
    25,538.76x = 38,343.99 × 13,067.73
  4. Step 4: Simplify right side
    25,538.76x = 501,068,908.44
  5. Step 5: Solve for x
    x = 501,068,908.44/25,538.76
  6. Step 6: Final answer
    x = 19,619.94

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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.