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Finding the Fourth Proportional to 17,067.86, 25,559.04 and 10,808.99

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Solution

The fourth proportional to 17,067.86, 25,559.04 and 10,808.99 is: 16,186.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,067.86 : 25,559.04 = 10,808.99 : x
  2. Step 2: Convert to fraction form
    17,067.86/25,559.04 = 10,808.99/x
  3. Step 3: Cross multiply
    17,067.86x = 25,559.04 × 10,808.99
  4. Step 4: Simplify right side
    17,067.86x = 276,267,407.77
  5. Step 5: Solve for x
    x = 276,267,407.77/17,067.86
  6. Step 6: Final answer
    x = 16,186.41

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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.