Home / 36,161.38-49,902.78-20,246.50

Finding the Fourth Proportional to 36,161.38, 49,902.78 and 20,246.50

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Solution

The fourth proportional to 36,161.38, 49,902.78 and 20,246.50 is: 27,940.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,161.38 : 49,902.78 = 20,246.50 : x
  2. Step 2: Convert to fraction form
    36,161.38/49,902.78 = 20,246.50/x
  3. Step 3: Cross multiply
    36,161.38x = 49,902.78 × 20,246.50
  4. Step 4: Simplify right side
    36,161.38x = 1,010,356,635.27
  5. Step 5: Solve for x
    x = 1,010,356,635.27/36,161.38
  6. Step 6: Final answer
    x = 27,940.21

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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.