Home / 19,481.93-26,885.06-11,098.43

Finding the Fourth Proportional to 19,481.93, 26,885.06 and 11,098.43

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Solution

The fourth proportional to 19,481.93, 26,885.06 and 11,098.43 is: 15,315.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,481.93 : 26,885.06 = 11,098.43 : x
  2. Step 2: Convert to fraction form
    19,481.93/26,885.06 = 11,098.43/x
  3. Step 3: Cross multiply
    19,481.93x = 26,885.06 × 11,098.43
  4. Step 4: Simplify right side
    19,481.93x = 298,381,766.54
  5. Step 5: Solve for x
    x = 298,381,766.54/19,481.93
  6. Step 6: Final answer
    x = 15,315.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.