Home / 17,500.25-26,235.49-8,145.69

Finding the Fourth Proportional to 17,500.25, 26,235.49 and 8,145.69

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Solution

The fourth proportional to 17,500.25, 26,235.49 and 8,145.69 is: 12,211.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,500.25 : 26,235.49 = 8,145.69 : x
  2. Step 2: Convert to fraction form
    17,500.25/26,235.49 = 8,145.69/x
  3. Step 3: Cross multiply
    17,500.25x = 26,235.49 × 8,145.69
  4. Step 4: Simplify right side
    17,500.25x = 213,706,168.54
  5. Step 5: Solve for x
    x = 213,706,168.54/17,500.25
  6. Step 6: Final answer
    x = 12,211.61

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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.