Home / 26,098.83-39,155.31-18,611.85

Finding the Fourth Proportional to 26,098.83, 39,155.31 and 18,611.85

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Solution

The fourth proportional to 26,098.83, 39,155.31 and 18,611.85 is: 27,922.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,098.83 : 39,155.31 = 18,611.85 : x
  2. Step 2: Convert to fraction form
    26,098.83/39,155.31 = 18,611.85/x
  3. Step 3: Cross multiply
    26,098.83x = 39,155.31 × 18,611.85
  4. Step 4: Simplify right side
    26,098.83x = 728,752,756.42
  5. Step 5: Solve for x
    x = 728,752,756.42/26,098.83
  6. Step 6: Final answer
    x = 27,922.81

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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.