Home / 17,508.20-26,240.40-8,745.56

Finding the Fourth Proportional to 17,508.20, 26,240.40 and 8,745.56

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Solution

The fourth proportional to 17,508.20, 26,240.40 and 8,745.56 is: 13,107.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,508.20 : 26,240.40 = 8,745.56 : x
  2. Step 2: Convert to fraction form
    17,508.20/26,240.40 = 8,745.56/x
  3. Step 3: Cross multiply
    17,508.20x = 26,240.40 × 8,745.56
  4. Step 4: Simplify right side
    17,508.20x = 229,486,992.62
  5. Step 5: Solve for x
    x = 229,486,992.62/17,508.20
  6. Step 6: Final answer
    x = 13,107.40

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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.