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Finding the Fourth Proportional to 25,596.39, 38,394.59 and 8,067.59

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Solution

The fourth proportional to 25,596.39, 38,394.59 and 8,067.59 is: 12,101.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,596.39 : 38,394.59 = 8,067.59 : x
  2. Step 2: Convert to fraction form
    25,596.39/38,394.59 = 8,067.59/x
  3. Step 3: Cross multiply
    25,596.39x = 38,394.59 × 8,067.59
  4. Step 4: Simplify right side
    25,596.39x = 309,751,722.01
  5. Step 5: Solve for x
    x = 309,751,722.01/25,596.39
  6. Step 6: Final answer
    x = 12,101.38

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1.5x scale

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.