Home / 25,550.20-35,249.49-18,851.82

Finding the Fourth Proportional to 25,550.20, 35,249.49 and 18,851.82

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Solution

The fourth proportional to 25,550.20, 35,249.49 and 18,851.82 is: 26,008.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,550.20 : 35,249.49 = 18,851.82 : x
  2. Step 2: Convert to fraction form
    25,550.20/35,249.49 = 18,851.82/x
  3. Step 3: Cross multiply
    25,550.20x = 35,249.49 × 18,851.82
  4. Step 4: Simplify right side
    25,550.20x = 664,517,040.57
  5. Step 5: Solve for x
    x = 664,517,040.57/25,550.20
  6. Step 6: Final answer
    x = 26,008.29

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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.