Home / 36,189.02-49,940.87-20,273.81

Finding the Fourth Proportional to 36,189.02, 49,940.87 and 20,273.81

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Solution

The fourth proportional to 36,189.02, 49,940.87 and 20,273.81 is: 27,977.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,189.02 : 49,940.87 = 20,273.81 : x
  2. Step 2: Convert to fraction form
    36,189.02/49,940.87 = 20,273.81/x
  3. Step 3: Cross multiply
    36,189.02x = 49,940.87 × 20,273.81
  4. Step 4: Simplify right side
    36,189.02x = 1,012,491,358.54
  5. Step 5: Solve for x
    x = 1,012,491,358.54/36,189.02
  6. Step 6: Final answer
    x = 27,977.86

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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.