Home / 51,500.82-77,231.78-23,779.38

Finding the Fourth Proportional to 51,500.82, 77,231.78 and 23,779.38

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Solution

The fourth proportional to 51,500.82, 77,231.78 and 23,779.38 is: 35,660.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,500.82 : 77,231.78 = 23,779.38 : x
  2. Step 2: Convert to fraction form
    51,500.82/77,231.78 = 23,779.38/x
  3. Step 3: Cross multiply
    51,500.82x = 77,231.78 × 23,779.38
  4. Step 4: Simplify right side
    51,500.82x = 1,836,523,844.70
  5. Step 5: Solve for x
    x = 1,836,523,844.70/51,500.82
  6. Step 6: Final answer
    x = 35,660.09

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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.