Home / 17,621.20-24,304.56-11,327.56

Finding the Fourth Proportional to 17,621.20, 24,304.56 and 11,327.56

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Solution

The fourth proportional to 17,621.20, 24,304.56 and 11,327.56 is: 15,623.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,621.20 : 24,304.56 = 11,327.56 : x
  2. Step 2: Convert to fraction form
    17,621.20/24,304.56 = 11,327.56/x
  3. Step 3: Cross multiply
    17,621.20x = 24,304.56 × 11,327.56
  4. Step 4: Simplify right side
    17,621.20x = 275,311,361.67
  5. Step 5: Solve for x
    x = 275,311,361.67/17,621.20
  6. Step 6: Final answer
    x = 15,623.87

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1.5x scale

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.