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Finding the Fourth Proportional to 50,736.56, 76,126.72 and 27,357.60

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Solution

The fourth proportional to 50,736.56, 76,126.72 and 27,357.60 is: 41,048.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,736.56 : 76,126.72 = 27,357.60 : x
  2. Step 2: Convert to fraction form
    50,736.56/76,126.72 = 27,357.60/x
  3. Step 3: Cross multiply
    50,736.56x = 76,126.72 × 27,357.60
  4. Step 4: Simplify right side
    50,736.56x = 2,082,644,355.07
  5. Step 5: Solve for x
    x = 2,082,644,355.07/50,736.56
  6. Step 6: Final answer
    x = 41,048.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.