Home / 25,122.75-34,669.41-13,944.75

Finding the Fourth Proportional to 25,122.75, 34,669.41 and 13,944.75

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Solution

The fourth proportional to 25,122.75, 34,669.41 and 13,944.75 is: 19,243.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,122.75 : 34,669.41 = 13,944.75 : x
  2. Step 2: Convert to fraction form
    25,122.75/34,669.41 = 13,944.75/x
  3. Step 3: Cross multiply
    25,122.75x = 34,669.41 × 13,944.75
  4. Step 4: Simplify right side
    25,122.75x = 483,456,255.10
  5. Step 5: Solve for x
    x = 483,456,255.10/25,122.75
  6. Step 6: Final answer
    x = 19,243.76

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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.