Home / 40,674.33-60,997.19-12,202.79

Finding the Fourth Proportional to 40,674.33, 60,997.19 and 12,202.79

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Solution

The fourth proportional to 40,674.33, 60,997.19 and 12,202.79 is: 18,299.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,674.33 : 60,997.19 = 12,202.79 : x
  2. Step 2: Convert to fraction form
    40,674.33/60,997.19 = 12,202.79/x
  3. Step 3: Cross multiply
    40,674.33x = 60,997.19 × 12,202.79
  4. Step 4: Simplify right side
    40,674.33x = 744,335,900.16
  5. Step 5: Solve for x
    x = 744,335,900.16/40,674.33
  6. Step 6: Final answer
    x = 18,299.89

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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.