Home / 12,282-16,949.04-6,692.96

Finding the Fourth Proportional to 12,282, 16,949.04 and 6,692.96

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Solution

The fourth proportional to 12,282, 16,949.04 and 6,692.96 is: 9,236.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,282 : 16,949.04 = 6,692.96 : x
  2. Step 2: Convert to fraction form
    12,282/16,949.04 = 6,692.96/x
  3. Step 3: Cross multiply
    12,282x = 16,949.04 × 6,692.96
  4. Step 4: Simplify right side
    12,282x = 113,439,246.76
  5. Step 5: Solve for x
    x = 113,439,246.76/12,282
  6. Step 6: Final answer
    x = 9,236.22

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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.