Home / 17,226.96-25,836.40-5,540.32

Finding the Fourth Proportional to 17,226.96, 25,836.40 and 5,540.32

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Solution

The fourth proportional to 17,226.96, 25,836.40 and 5,540.32 is: 8,309.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,226.96 : 25,836.40 = 5,540.32 : x
  2. Step 2: Convert to fraction form
    17,226.96/25,836.40 = 5,540.32/x
  3. Step 3: Cross multiply
    17,226.96x = 25,836.40 × 5,540.32
  4. Step 4: Simplify right side
    17,226.96x = 143,141,923.65
  5. Step 5: Solve for x
    x = 143,141,923.65/17,226.96
  6. Step 6: Final answer
    x = 8,309.18

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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.