Home / 49,692.75-74,539.52-18,125.43

Finding the Fourth Proportional to 49,692.75, 74,539.52 and 18,125.43

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Solution

The fourth proportional to 49,692.75, 74,539.52 and 18,125.43 is: 27,188.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,692.75 : 74,539.52 = 18,125.43 : x
  2. Step 2: Convert to fraction form
    49,692.75/74,539.52 = 18,125.43/x
  3. Step 3: Cross multiply
    49,692.75x = 74,539.52 × 18,125.43
  4. Step 4: Simplify right side
    49,692.75x = 1,351,060,651.77
  5. Step 5: Solve for x
    x = 1,351,060,651.77/49,692.75
  6. Step 6: Final answer
    x = 27,188.29

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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.