Home / 33,286.11-49,929.64-18,588.56

Finding the Fourth Proportional to 33,286.11, 49,929.64 and 18,588.56

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Solution

The fourth proportional to 33,286.11, 49,929.64 and 18,588.56 is: 27,883.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,286.11 : 49,929.64 = 18,588.56 : x
  2. Step 2: Convert to fraction form
    33,286.11/49,929.64 = 18,588.56/x
  3. Step 3: Cross multiply
    33,286.11x = 49,929.64 × 18,588.56
  4. Step 4: Simplify right side
    33,286.11x = 928,120,108.92
  5. Step 5: Solve for x
    x = 928,120,108.92/33,286.11
  6. Step 6: Final answer
    x = 27,883.11

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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.