Home / 17,481.06-26,221.53-7,092.78

Finding the Fourth Proportional to 17,481.06, 26,221.53 and 7,092.78

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Solution

The fourth proportional to 17,481.06, 26,221.53 and 7,092.78 is: 10,639.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,481.06 : 26,221.53 = 7,092.78 : x
  2. Step 2: Convert to fraction form
    17,481.06/26,221.53 = 7,092.78/x
  3. Step 3: Cross multiply
    17,481.06x = 26,221.53 × 7,092.78
  4. Step 4: Simplify right side
    17,481.06x = 185,983,543.55
  5. Step 5: Solve for x
    x = 185,983,543.55/17,481.06
  6. Step 6: Final answer
    x = 10,639.15

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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.