Home / 26,631.92-39,952.74-20,673.56

Finding the Fourth Proportional to 26,631.92, 39,952.74 and 20,673.56

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Solution

The fourth proportional to 26,631.92, 39,952.74 and 20,673.56 is: 31,014.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,631.92 : 39,952.74 = 20,673.56 : x
  2. Step 2: Convert to fraction form
    26,631.92/39,952.74 = 20,673.56/x
  3. Step 3: Cross multiply
    26,631.92x = 39,952.74 × 20,673.56
  4. Step 4: Simplify right side
    26,631.92x = 825,965,544.96
  5. Step 5: Solve for x
    x = 825,965,544.96/26,631.92
  6. Step 6: Final answer
    x = 31,014.12

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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.