Home / 50,842.34-76,268.67-21,269.54

Finding the Fourth Proportional to 50,842.34, 76,268.67 and 21,269.54

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Solution

The fourth proportional to 50,842.34, 76,268.67 and 21,269.54 is: 31,906.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,842.34 : 76,268.67 = 21,269.54 : x
  2. Step 2: Convert to fraction form
    50,842.34/76,268.67 = 21,269.54/x
  3. Step 3: Cross multiply
    50,842.34x = 76,268.67 × 21,269.54
  4. Step 4: Simplify right side
    50,842.34x = 1,622,199,527.31
  5. Step 5: Solve for x
    x = 1,622,199,527.31/50,842.34
  6. Step 6: Final answer
    x = 31,906.47

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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.