Home / 54,739.50-75,540.60-29,589

Finding the Fourth Proportional to 54,739.50, 75,540.60 and 29,589

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Solution

The fourth proportional to 54,739.50, 75,540.60 and 29,589 is: 40,832.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,739.50 : 75,540.60 = 29,589 : x
  2. Step 2: Convert to fraction form
    54,739.50/75,540.60 = 29,589/x
  3. Step 3: Cross multiply
    54,739.50x = 75,540.60 × 29,589
  4. Step 4: Simplify right side
    54,739.50x = 2,235,170,813.40
  5. Step 5: Solve for x
    x = 2,235,170,813.40/54,739.50
  6. Step 6: Final answer
    x = 40,832.87

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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.