Home / 26,633.75-39,912.55-19,558.25

Finding the Fourth Proportional to 26,633.75, 39,912.55 and 19,558.25

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Solution

The fourth proportional to 26,633.75, 39,912.55 and 19,558.25 is: 29,309.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,633.75 : 39,912.55 = 19,558.25 : x
  2. Step 2: Convert to fraction form
    26,633.75/39,912.55 = 19,558.25/x
  3. Step 3: Cross multiply
    26,633.75x = 39,912.55 × 19,558.25
  4. Step 4: Simplify right side
    26,633.75x = 780,619,631.04
  5. Step 5: Solve for x
    x = 780,619,631.04/26,633.75
  6. Step 6: Final answer
    x = 29,309.41

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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.