Home / 19,168.52-28,743.66-6,687.03

Finding the Fourth Proportional to 19,168.52, 28,743.66 and 6,687.03

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Solution

The fourth proportional to 19,168.52, 28,743.66 and 6,687.03 is: 10,027.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,168.52 : 28,743.66 = 6,687.03 : x
  2. Step 2: Convert to fraction form
    19,168.52/28,743.66 = 6,687.03/x
  3. Step 3: Cross multiply
    19,168.52x = 28,743.66 × 6,687.03
  4. Step 4: Simplify right side
    19,168.52x = 192,209,716.73
  5. Step 5: Solve for x
    x = 192,209,716.73/19,168.52
  6. Step 6: Final answer
    x = 10,027.37

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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.