Home / 36,189.84-49,940.60-20,273.49

Finding the Fourth Proportional to 36,189.84, 49,940.60 and 20,273.49

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Solution

The fourth proportional to 36,189.84, 49,940.60 and 20,273.49 is: 27,976.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,189.84 : 49,940.60 = 20,273.49 : x
  2. Step 2: Convert to fraction form
    36,189.84/49,940.60 = 20,273.49/x
  3. Step 3: Cross multiply
    36,189.84x = 49,940.60 × 20,273.49
  4. Step 4: Simplify right side
    36,189.84x = 1,012,470,267.36
  5. Step 5: Solve for x
    x = 1,012,470,267.36/36,189.84
  6. Step 6: Final answer
    x = 27,976.65

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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.