Home / 26,976.98-40,475.16-12,174.62

Finding the Fourth Proportional to 26,976.98, 40,475.16 and 12,174.62

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Solution

The fourth proportional to 26,976.98, 40,475.16 and 12,174.62 is: 18,266.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,976.98 : 40,475.16 = 12,174.62 : x
  2. Step 2: Convert to fraction form
    26,976.98/40,475.16 = 12,174.62/x
  3. Step 3: Cross multiply
    26,976.98x = 40,475.16 × 12,174.62
  4. Step 4: Simplify right side
    26,976.98x = 492,769,692.44
  5. Step 5: Solve for x
    x = 492,769,692.44/26,976.98
  6. Step 6: Final answer
    x = 18,266.30

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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.