Home / 18,795.09-28,194.96-6,144.56

Finding the Fourth Proportional to 18,795.09, 28,194.96 and 6,144.56

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Solution

The fourth proportional to 18,795.09, 28,194.96 and 6,144.56 is: 9,217.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,795.09 : 28,194.96 = 6,144.56 : x
  2. Step 2: Convert to fraction form
    18,795.09/28,194.96 = 6,144.56/x
  3. Step 3: Cross multiply
    18,795.09x = 28,194.96 × 6,144.56
  4. Step 4: Simplify right side
    18,795.09x = 173,245,482.44
  5. Step 5: Solve for x
    x = 173,245,482.44/18,795.09
  6. Step 6: Final answer
    x = 9,217.59

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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.