Home / 12,571.56-18,861.44-5,996.90

Finding the Fourth Proportional to 12,571.56, 18,861.44 and 5,996.90

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Solution

The fourth proportional to 12,571.56, 18,861.44 and 5,996.90 is: 8,997.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,571.56 : 18,861.44 = 5,996.90 : x
  2. Step 2: Convert to fraction form
    12,571.56/18,861.44 = 5,996.90/x
  3. Step 3: Cross multiply
    12,571.56x = 18,861.44 × 5,996.90
  4. Step 4: Simplify right side
    12,571.56x = 113,110,045.24
  5. Step 5: Solve for x
    x = 113,110,045.24/12,571.56
  6. Step 6: Final answer
    x = 8,997.30

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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.