Home / 49,906.58-68,884.98-28,692.68

Finding the Fourth Proportional to 49,906.58, 68,884.98 and 28,692.68

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Solution

The fourth proportional to 49,906.58, 68,884.98 and 28,692.68 is: 39,603.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,906.58 : 68,884.98 = 28,692.68 : x
  2. Step 2: Convert to fraction form
    49,906.58/68,884.98 = 28,692.68/x
  3. Step 3: Cross multiply
    49,906.58x = 68,884.98 × 28,692.68
  4. Step 4: Simplify right side
    49,906.58x = 1,976,494,687.95
  5. Step 5: Solve for x
    x = 1,976,494,687.95/49,906.58
  6. Step 6: Final answer
    x = 39,603.89

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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.