Home / 18,884.14-28,324.36-5,736.62

Finding the Fourth Proportional to 18,884.14, 28,324.36 and 5,736.62

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Solution

The fourth proportional to 18,884.14, 28,324.36 and 5,736.62 is: 8,604.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,884.14 : 28,324.36 = 5,736.62 : x
  2. Step 2: Convert to fraction form
    18,884.14/28,324.36 = 5,736.62/x
  3. Step 3: Cross multiply
    18,884.14x = 28,324.36 × 5,736.62
  4. Step 4: Simplify right side
    18,884.14x = 162,486,090.06
  5. Step 5: Solve for x
    x = 162,486,090.06/18,884.14
  6. Step 6: Final answer
    x = 8,604.37

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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.