Home / 26,908.29-40,362.66-9,378.09

Finding the Fourth Proportional to 26,908.29, 40,362.66 and 9,378.09

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Solution

The fourth proportional to 26,908.29, 40,362.66 and 9,378.09 is: 14,067.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,908.29 : 40,362.66 = 9,378.09 : x
  2. Step 2: Convert to fraction form
    26,908.29/40,362.66 = 9,378.09/x
  3. Step 3: Cross multiply
    26,908.29x = 40,362.66 × 9,378.09
  4. Step 4: Simplify right side
    26,908.29x = 378,524,658.12
  5. Step 5: Solve for x
    x = 378,524,658.12/26,908.29
  6. Step 6: Final answer
    x = 14,067.21

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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.