Home / 37,428.97-51,651.97-21,516.52

Finding the Fourth Proportional to 37,428.97, 51,651.97 and 21,516.52

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Solution

The fourth proportional to 37,428.97, 51,651.97 and 21,516.52 is: 29,692.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,428.97 : 51,651.97 = 21,516.52 : x
  2. Step 2: Convert to fraction form
    37,428.97/51,651.97 = 21,516.52/x
  3. Step 3: Cross multiply
    37,428.97x = 51,651.97 × 21,516.52
  4. Step 4: Simplify right side
    37,428.97x = 1,111,370,645.54
  5. Step 5: Solve for x
    x = 1,111,370,645.54/37,428.97
  6. Step 6: Final answer
    x = 29,692.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.