Home / 51,791.58-77,687.82-16,731.27

Finding the Fourth Proportional to 51,791.58, 77,687.82 and 16,731.27

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Solution

The fourth proportional to 51,791.58, 77,687.82 and 16,731.27 is: 25,097.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,791.58 : 77,687.82 = 16,731.27 : x
  2. Step 2: Convert to fraction form
    51,791.58/77,687.82 = 16,731.27/x
  3. Step 3: Cross multiply
    51,791.58x = 77,687.82 × 16,731.27
  4. Step 4: Simplify right side
    51,791.58x = 1,299,815,892.13
  5. Step 5: Solve for x
    x = 1,299,815,892.13/51,791.58
  6. Step 6: Final answer
    x = 25,097.05

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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.