Home / 22,486.20-33,729.30-7,692.90

Finding the Fourth Proportional to 22,486.20, 33,729.30 and 7,692.90

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Solution

The fourth proportional to 22,486.20, 33,729.30 and 7,692.90 is: 11,539.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,486.20 : 33,729.30 = 7,692.90 : x
  2. Step 2: Convert to fraction form
    22,486.20/33,729.30 = 7,692.90/x
  3. Step 3: Cross multiply
    22,486.20x = 33,729.30 × 7,692.90
  4. Step 4: Simplify right side
    22,486.20x = 259,476,131.97
  5. Step 5: Solve for x
    x = 259,476,131.97/22,486.20
  6. Step 6: Final answer
    x = 11,539.35

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1.5x scale

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.