Home / 18,239.38-27,367.20-10,448.19

Finding the Fourth Proportional to 18,239.38, 27,367.20 and 10,448.19

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Solution

The fourth proportional to 18,239.38, 27,367.20 and 10,448.19 is: 15,676.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,239.38 : 27,367.20 = 10,448.19 : x
  2. Step 2: Convert to fraction form
    18,239.38/27,367.20 = 10,448.19/x
  3. Step 3: Cross multiply
    18,239.38x = 27,367.20 × 10,448.19
  4. Step 4: Simplify right side
    18,239.38x = 285,937,705.37
  5. Step 5: Solve for x
    x = 285,937,705.37/18,239.38
  6. Step 6: Final answer
    x = 15,676.94

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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.