Home / 19,858.93-29,788.38-5,067.85

Finding the Fourth Proportional to 19,858.93, 29,788.38 and 5,067.85

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Solution

The fourth proportional to 19,858.93, 29,788.38 and 5,067.85 is: 7,601.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,858.93 : 29,788.38 = 5,067.85 : x
  2. Step 2: Convert to fraction form
    19,858.93/29,788.38 = 5,067.85/x
  3. Step 3: Cross multiply
    19,858.93x = 29,788.38 × 5,067.85
  4. Step 4: Simplify right side
    19,858.93x = 150,963,028.91
  5. Step 5: Solve for x
    x = 150,963,028.91/19,858.93
  6. Step 6: Final answer
    x = 7,601.77

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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.