Home / 28,067.56-42,101.24-16,372.56

Finding the Fourth Proportional to 28,067.56, 42,101.24 and 16,372.56

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Solution

The fourth proportional to 28,067.56, 42,101.24 and 16,372.56 is: 24,558.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,067.56 : 42,101.24 = 16,372.56 : x
  2. Step 2: Convert to fraction form
    28,067.56/42,101.24 = 16,372.56/x
  3. Step 3: Cross multiply
    28,067.56x = 42,101.24 × 16,372.56
  4. Step 4: Simplify right side
    28,067.56x = 689,305,077.97
  5. Step 5: Solve for x
    x = 689,305,077.97/28,067.56
  6. Step 6: Final answer
    x = 24,558.78

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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.