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Finding the Fourth Proportional to 36,550.56, 54,825.20 and 11,926.56

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Solution

The fourth proportional to 36,550.56, 54,825.20 and 11,926.56 is: 17,889.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,550.56 : 54,825.20 = 11,926.56 : x
  2. Step 2: Convert to fraction form
    36,550.56/54,825.20 = 11,926.56/x
  3. Step 3: Cross multiply
    36,550.56x = 54,825.20 × 11,926.56
  4. Step 4: Simplify right side
    36,550.56x = 653,876,037.31
  5. Step 5: Solve for x
    x = 653,876,037.31/36,550.56
  6. Step 6: Final answer
    x = 17,889.63

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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.