Home / 50,732.56-76,120.62-19,589.68

Finding the Fourth Proportional to 50,732.56, 76,120.62 and 19,589.68

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Solution

The fourth proportional to 50,732.56, 76,120.62 and 19,589.68 is: 29,392.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,732.56 : 76,120.62 = 19,589.68 : x
  2. Step 2: Convert to fraction form
    50,732.56/76,120.62 = 19,589.68/x
  3. Step 3: Cross multiply
    50,732.56x = 76,120.62 × 19,589.68
  4. Step 4: Simplify right side
    50,732.56x = 1,491,178,587.20
  5. Step 5: Solve for x
    x = 1,491,178,587.20/50,732.56
  6. Step 6: Final answer
    x = 29,392.93

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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.