Home / 18,224.28-27,337.44-5,744.64

Finding the Fourth Proportional to 18,224.28, 27,337.44 and 5,744.64

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Solution

The fourth proportional to 18,224.28, 27,337.44 and 5,744.64 is: 8,617.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,224.28 : 27,337.44 = 5,744.64 : x
  2. Step 2: Convert to fraction form
    18,224.28/27,337.44 = 5,744.64/x
  3. Step 3: Cross multiply
    18,224.28x = 27,337.44 × 5,744.64
  4. Step 4: Simplify right side
    18,224.28x = 157,043,751.32
  5. Step 5: Solve for x
    x = 157,043,751.32/18,224.28
  6. Step 6: Final answer
    x = 8,617.28

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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.