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Finding the Fourth Proportional to 36,059.01, 49,760.58 and 20,143.41

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Solution

The fourth proportional to 36,059.01, 49,760.58 and 20,143.41 is: 27,797.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,059.01 : 49,760.58 = 20,143.41 : x
  2. Step 2: Convert to fraction form
    36,059.01/49,760.58 = 20,143.41/x
  3. Step 3: Cross multiply
    36,059.01x = 49,760.58 × 20,143.41
  4. Step 4: Simplify right side
    36,059.01x = 1,002,347,764.78
  5. Step 5: Solve for x
    x = 1,002,347,764.78/36,059.01
  6. Step 6: Final answer
    x = 27,797.43

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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.