Home / 26,462.94-39,694.38-20,623.92

Finding the Fourth Proportional to 26,462.94, 39,694.38 and 20,623.92

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Solution

The fourth proportional to 26,462.94, 39,694.38 and 20,623.92 is: 30,935.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,462.94 : 39,694.38 = 20,623.92 : x
  2. Step 2: Convert to fraction form
    26,462.94/39,694.38 = 20,623.92/x
  3. Step 3: Cross multiply
    26,462.94x = 39,694.38 × 20,623.92
  4. Step 4: Simplify right side
    26,462.94x = 818,653,717.57
  5. Step 5: Solve for x
    x = 818,653,717.57/26,462.94
  6. Step 6: Final answer
    x = 30,935.86

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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.