Home / 25,949.97-38,782.76-18,944.73

Finding the Fourth Proportional to 25,949.97, 38,782.76 and 18,944.73

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Solution

The fourth proportional to 25,949.97, 38,782.76 and 18,944.73 is: 28,313.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,949.97 : 38,782.76 = 18,944.73 : x
  2. Step 2: Convert to fraction form
    25,949.97/38,782.76 = 18,944.73/x
  3. Step 3: Cross multiply
    25,949.97x = 38,782.76 × 18,944.73
  4. Step 4: Simplify right side
    25,949.97x = 734,728,822.13
  5. Step 5: Solve for x
    x = 734,728,822.13/25,949.97
  6. Step 6: Final answer
    x = 28,313.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.