Home / 18,794.26-28,190.42-6,314.39

Finding the Fourth Proportional to 18,794.26, 28,190.42 and 6,314.39

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Solution

The fourth proportional to 18,794.26, 28,190.42 and 6,314.39 is: 9,471.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,794.26 : 28,190.42 = 6,314.39 : x
  2. Step 2: Convert to fraction form
    18,794.26/28,190.42 = 6,314.39/x
  3. Step 3: Cross multiply
    18,794.26x = 28,190.42 × 6,314.39
  4. Step 4: Simplify right side
    18,794.26x = 178,005,306.14
  5. Step 5: Solve for x
    x = 178,005,306.14/18,794.26
  6. Step 6: Final answer
    x = 9,471.26

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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.