Home / 36,228.20-49,982.96-21,882.67

Finding the Fourth Proportional to 36,228.20, 49,982.96 and 21,882.67

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Solution

The fourth proportional to 36,228.20, 49,982.96 and 21,882.67 is: 30,190.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,228.20 : 49,982.96 = 21,882.67 : x
  2. Step 2: Convert to fraction form
    36,228.20/49,982.96 = 21,882.67/x
  3. Step 3: Cross multiply
    36,228.20x = 49,982.96 × 21,882.67
  4. Step 4: Simplify right side
    36,228.20x = 1,093,760,384.93
  5. Step 5: Solve for x
    x = 1,093,760,384.93/36,228.20
  6. Step 6: Final answer
    x = 30,190.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.