Home / 26,793.82-40,199.03-19,400.95

Finding the Fourth Proportional to 26,793.82, 40,199.03 and 19,400.95

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Solution

The fourth proportional to 26,793.82, 40,199.03 and 19,400.95 is: 29,107.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,793.82 : 40,199.03 = 19,400.95 : x
  2. Step 2: Convert to fraction form
    26,793.82/40,199.03 = 19,400.95/x
  3. Step 3: Cross multiply
    26,793.82x = 40,199.03 × 19,400.95
  4. Step 4: Simplify right side
    26,793.82x = 779,899,073.08
  5. Step 5: Solve for x
    x = 779,899,073.08/26,793.82
  6. Step 6: Final answer
    x = 29,107.43

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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.