Home / 18,216.29-27,324.14-9,949.03

Finding the Fourth Proportional to 18,216.29, 27,324.14 and 9,949.03

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Solution

The fourth proportional to 18,216.29, 27,324.14 and 9,949.03 is: 14,923.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,216.29 : 27,324.14 = 9,949.03 : x
  2. Step 2: Convert to fraction form
    18,216.29/27,324.14 = 9,949.03/x
  3. Step 3: Cross multiply
    18,216.29x = 27,324.14 × 9,949.03
  4. Step 4: Simplify right side
    18,216.29x = 271,848,570.53
  5. Step 5: Solve for x
    x = 271,848,570.53/18,216.29
  6. Step 6: Final answer
    x = 14,923.38

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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.