Home / 38,135.82-57,219.45-16,777.56

Finding the Fourth Proportional to 38,135.82, 57,219.45 and 16,777.56

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Solution

The fourth proportional to 38,135.82, 57,219.45 and 16,777.56 is: 25,173.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,135.82 : 57,219.45 = 16,777.56 : x
  2. Step 2: Convert to fraction form
    38,135.82/57,219.45 = 16,777.56/x
  3. Step 3: Cross multiply
    38,135.82x = 57,219.45 × 16,777.56
  4. Step 4: Simplify right side
    38,135.82x = 960,002,755.54
  5. Step 5: Solve for x
    x = 960,002,755.54/38,135.82
  6. Step 6: Final answer
    x = 25,173.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.