Home / 25,249.28-34,857.39-19,571.28

Finding the Fourth Proportional to 25,249.28, 34,857.39 and 19,571.28

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Solution

The fourth proportional to 25,249.28, 34,857.39 and 19,571.28 is: 27,018.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,249.28 : 34,857.39 = 19,571.28 : x
  2. Step 2: Convert to fraction form
    25,249.28/34,857.39 = 19,571.28/x
  3. Step 3: Cross multiply
    25,249.28x = 34,857.39 × 19,571.28
  4. Step 4: Simplify right side
    25,249.28x = 682,203,739.76
  5. Step 5: Solve for x
    x = 682,203,739.76/25,249.28
  6. Step 6: Final answer
    x = 27,018.75

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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.