Home / 36,188.96-49,940.16-20,273.60

Finding the Fourth Proportional to 36,188.96, 49,940.16 and 20,273.60

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Solution

The fourth proportional to 36,188.96, 49,940.16 and 20,273.60 is: 27,977.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,188.96 : 49,940.16 = 20,273.60 : x
  2. Step 2: Convert to fraction form
    36,188.96/49,940.16 = 20,273.60/x
  3. Step 3: Cross multiply
    36,188.96x = 49,940.16 × 20,273.60
  4. Step 4: Simplify right side
    36,188.96x = 1,012,466,827.78
  5. Step 5: Solve for x
    x = 1,012,466,827.78/36,188.96
  6. Step 6: Final answer
    x = 27,977.23

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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.