Home / 17,517.96-26,239.68-14,171.85

Finding the Fourth Proportional to 17,517.96, 26,239.68 and 14,171.85

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Solution

The fourth proportional to 17,517.96, 26,239.68 and 14,171.85 is: 21,227.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,517.96 : 26,239.68 = 14,171.85 : x
  2. Step 2: Convert to fraction form
    17,517.96/26,239.68 = 14,171.85/x
  3. Step 3: Cross multiply
    17,517.96x = 26,239.68 × 14,171.85
  4. Step 4: Simplify right side
    17,517.96x = 371,864,809.01
  5. Step 5: Solve for x
    x = 371,864,809.01/17,517.96
  6. Step 6: Final answer
    x = 21,227.63

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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.