Home / 27,773.87-41,633.11-17,920.07

Finding the Fourth Proportional to 27,773.87, 41,633.11 and 17,920.07

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Solution

The fourth proportional to 27,773.87, 41,633.11 and 17,920.07 is: 26,862.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,773.87 : 41,633.11 = 17,920.07 : x
  2. Step 2: Convert to fraction form
    27,773.87/41,633.11 = 17,920.07/x
  3. Step 3: Cross multiply
    27,773.87x = 41,633.11 × 17,920.07
  4. Step 4: Simplify right side
    27,773.87x = 746,067,947.75
  5. Step 5: Solve for x
    x = 746,067,947.75/27,773.87
  6. Step 6: Final answer
    x = 26,862.23

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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.