Home / 13,524.96-20,266.20-11,435.16

Finding the Fourth Proportional to 13,524.96, 20,266.20 and 11,435.16

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Solution

The fourth proportional to 13,524.96, 20,266.20 and 11,435.16 is: 17,134.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,524.96 : 20,266.20 = 11,435.16 : x
  2. Step 2: Convert to fraction form
    13,524.96/20,266.20 = 11,435.16/x
  3. Step 3: Cross multiply
    13,524.96x = 20,266.20 × 11,435.16
  4. Step 4: Simplify right side
    13,524.96x = 231,747,239.59
  5. Step 5: Solve for x
    x = 231,747,239.59/13,524.96
  6. Step 6: Final answer
    x = 17,134.78

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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.