Home / 17,757.56-26,639.23-6,665.12

Finding the Fourth Proportional to 17,757.56, 26,639.23 and 6,665.12

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Solution

The fourth proportional to 17,757.56, 26,639.23 and 6,665.12 is: 9,998.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,757.56 : 26,639.23 = 6,665.12 : x
  2. Step 2: Convert to fraction form
    17,757.56/26,639.23 = 6,665.12/x
  3. Step 3: Cross multiply
    17,757.56x = 26,639.23 × 6,665.12
  4. Step 4: Simplify right side
    17,757.56x = 177,553,664.66
  5. Step 5: Solve for x
    x = 177,553,664.66/17,757.56
  6. Step 6: Final answer
    x = 9,998.76

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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.