Home / 51,651.78-77,428.44-22,028.82

Finding the Fourth Proportional to 51,651.78, 77,428.44 and 22,028.82

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Solution

The fourth proportional to 51,651.78, 77,428.44 and 22,028.82 is: 33,022.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,651.78 : 77,428.44 = 22,028.82 : x
  2. Step 2: Convert to fraction form
    51,651.78/77,428.44 = 22,028.82/x
  3. Step 3: Cross multiply
    51,651.78x = 77,428.44 × 22,028.82
  4. Step 4: Simplify right side
    51,651.78x = 1,705,657,167.64
  5. Step 5: Solve for x
    x = 1,705,657,167.64/51,651.78
  6. Step 6: Final answer
    x = 33,022.23

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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.