Home / 19,404.24-29,078.55-11,067

Finding the Fourth Proportional to 19,404.24, 29,078.55 and 11,067

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Solution

The fourth proportional to 19,404.24, 29,078.55 and 11,067 is: 16,584.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,404.24 : 29,078.55 = 11,067 : x
  2. Step 2: Convert to fraction form
    19,404.24/29,078.55 = 11,067/x
  3. Step 3: Cross multiply
    19,404.24x = 29,078.55 × 11,067
  4. Step 4: Simplify right side
    19,404.24x = 321,812,312.85
  5. Step 5: Solve for x
    x = 321,812,312.85/19,404.24
  6. Step 6: Final answer
    x = 16,584.64

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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.