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Finding the Fourth Proportional to 16,904.46, 25,369.15 and 8,019.82

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Solution

The fourth proportional to 16,904.46, 25,369.15 and 8,019.82 is: 12,035.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,904.46 : 25,369.15 = 8,019.82 : x
  2. Step 2: Convert to fraction form
    16,904.46/25,369.15 = 8,019.82/x
  3. Step 3: Cross multiply
    16,904.46x = 25,369.15 × 8,019.82
  4. Step 4: Simplify right side
    16,904.46x = 203,456,078.93
  5. Step 5: Solve for x
    x = 203,456,078.93/16,904.46
  6. Step 6: Final answer
    x = 12,035.65

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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.