Home / 16,906.28-25,353.12-5,809.82

Finding the Fourth Proportional to 16,906.28, 25,353.12 and 5,809.82

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Solution

The fourth proportional to 16,906.28, 25,353.12 and 5,809.82 is: 8,712.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,906.28 : 25,353.12 = 5,809.82 : x
  2. Step 2: Convert to fraction form
    16,906.28/25,353.12 = 5,809.82/x
  3. Step 3: Cross multiply
    16,906.28x = 25,353.12 × 5,809.82
  4. Step 4: Simplify right side
    16,906.28x = 147,297,063.64
  5. Step 5: Solve for x
    x = 147,297,063.64/16,906.28
  6. Step 6: Final answer
    x = 8,712.57

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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.