Home / 51,167.62-76,761.84-21,585.41

Finding the Fourth Proportional to 51,167.62, 76,761.84 and 21,585.41

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Solution

The fourth proportional to 51,167.62, 76,761.84 and 21,585.41 is: 32,382.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,167.62 : 76,761.84 = 21,585.41 : x
  2. Step 2: Convert to fraction form
    51,167.62/76,761.84 = 21,585.41/x
  3. Step 3: Cross multiply
    51,167.62x = 76,761.84 × 21,585.41
  4. Step 4: Simplify right side
    51,167.62x = 1,656,935,788.75
  5. Step 5: Solve for x
    x = 1,656,935,788.75/51,167.62
  6. Step 6: Final answer
    x = 32,382.51

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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.