Home / 26,582.13-36,687.39-20,198.32

Finding the Fourth Proportional to 26,582.13, 36,687.39 and 20,198.32

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Solution

The fourth proportional to 26,582.13, 36,687.39 and 20,198.32 is: 27,876.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,582.13 : 36,687.39 = 20,198.32 : x
  2. Step 2: Convert to fraction form
    26,582.13/36,687.39 = 20,198.32/x
  3. Step 3: Cross multiply
    26,582.13x = 36,687.39 × 20,198.32
  4. Step 4: Simplify right side
    26,582.13x = 741,023,643.18
  5. Step 5: Solve for x
    x = 741,023,643.18/26,582.13
  6. Step 6: Final answer
    x = 27,876.76

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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.