Home / 18,309.56-27,464.34-4,458.44

Finding the Fourth Proportional to 18,309.56, 27,464.34 and 4,458.44

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Solution

The fourth proportional to 18,309.56, 27,464.34 and 4,458.44 is: 6,687.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,309.56 : 27,464.34 = 4,458.44 : x
  2. Step 2: Convert to fraction form
    18,309.56/27,464.34 = 4,458.44/x
  3. Step 3: Cross multiply
    18,309.56x = 27,464.34 × 4,458.44
  4. Step 4: Simplify right side
    18,309.56x = 122,448,112.03
  5. Step 5: Solve for x
    x = 122,448,112.03/18,309.56
  6. Step 6: Final answer
    x = 6,687.66

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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.