Home / 18,245.27-27,324.47-11,651.03

Finding the Fourth Proportional to 18,245.27, 27,324.47 and 11,651.03

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Solution

The fourth proportional to 18,245.27, 27,324.47 and 11,651.03 is: 17,448.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,245.27 : 27,324.47 = 11,651.03 : x
  2. Step 2: Convert to fraction form
    18,245.27/27,324.47 = 11,651.03/x
  3. Step 3: Cross multiply
    18,245.27x = 27,324.47 × 11,651.03
  4. Step 4: Simplify right side
    18,245.27x = 318,358,161.45
  5. Step 5: Solve for x
    x = 318,358,161.45/18,245.27
  6. Step 6: Final answer
    x = 17,448.81

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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.