Home / 39,427.68-54,469.55-25,847.99

Finding the Fourth Proportional to 39,427.68, 54,469.55 and 25,847.99

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Solution

The fourth proportional to 39,427.68, 54,469.55 and 25,847.99 is: 35,709.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,427.68 : 54,469.55 = 25,847.99 : x
  2. Step 2: Convert to fraction form
    39,427.68/54,469.55 = 25,847.99/x
  3. Step 3: Cross multiply
    39,427.68x = 54,469.55 × 25,847.99
  4. Step 4: Simplify right side
    39,427.68x = 1,407,928,190.69
  5. Step 5: Solve for x
    x = 1,407,928,190.69/39,427.68
  6. Step 6: Final answer
    x = 35,709.13

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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.