Home / 36,190.54-49,940.43-20,057.69

Finding the Fourth Proportional to 36,190.54, 49,940.43 and 20,057.69

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Solution

The fourth proportional to 36,190.54, 49,940.43 and 20,057.69 is: 27,678.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,190.54 : 49,940.43 = 20,057.69 : x
  2. Step 2: Convert to fraction form
    36,190.54/49,940.43 = 20,057.69/x
  3. Step 3: Cross multiply
    36,190.54x = 49,940.43 × 20,057.69
  4. Step 4: Simplify right side
    36,190.54x = 1,001,689,713.04
  5. Step 5: Solve for x
    x = 1,001,689,713.04/36,190.54
  6. Step 6: Final answer
    x = 27,678.22

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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.