Home / 54,958.37-82,447.42-19,440.27

Finding the Fourth Proportional to 54,958.37, 82,447.42 and 19,440.27

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Solution

The fourth proportional to 54,958.37, 82,447.42 and 19,440.27 is: 29,163.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,958.37 : 82,447.42 = 19,440.27 : x
  2. Step 2: Convert to fraction form
    54,958.37/82,447.42 = 19,440.27/x
  3. Step 3: Cross multiply
    54,958.37x = 82,447.42 × 19,440.27
  4. Step 4: Simplify right side
    54,958.37x = 1,602,800,105.60
  5. Step 5: Solve for x
    x = 1,602,800,105.60/54,958.37
  6. Step 6: Final answer
    x = 29,163.90

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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.