Home / 16,722.62-25,086.52-5,628.44

Finding the Fourth Proportional to 16,722.62, 25,086.52 and 5,628.44

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Solution

The fourth proportional to 16,722.62, 25,086.52 and 5,628.44 is: 8,443.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,722.62 : 25,086.52 = 5,628.44 : x
  2. Step 2: Convert to fraction form
    16,722.62/25,086.52 = 5,628.44/x
  3. Step 3: Cross multiply
    16,722.62x = 25,086.52 × 5,628.44
  4. Step 4: Simplify right side
    16,722.62x = 141,197,986.70
  5. Step 5: Solve for x
    x = 141,197,986.70/16,722.62
  6. Step 6: Final answer
    x = 8,443.53

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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.