Home / 26,974.92-37,230.12-20,591.04

Finding the Fourth Proportional to 26,974.92, 37,230.12 and 20,591.04

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Solution

The fourth proportional to 26,974.92, 37,230.12 and 20,591.04 is: 28,419.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,974.92 : 37,230.12 = 20,591.04 : x
  2. Step 2: Convert to fraction form
    26,974.92/37,230.12 = 20,591.04/x
  3. Step 3: Cross multiply
    26,974.92x = 37,230.12 × 20,591.04
  4. Step 4: Simplify right side
    26,974.92x = 766,606,890.12
  5. Step 5: Solve for x
    x = 766,606,890.12/26,974.92
  6. Step 6: Final answer
    x = 28,419.25

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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.