Home / 57,481.25-86,236.46-18,038.71

Finding the Fourth Proportional to 57,481.25, 86,236.46 and 18,038.71

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Solution

The fourth proportional to 57,481.25, 86,236.46 and 18,038.71 is: 27,062.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,481.25 : 86,236.46 = 18,038.71 : x
  2. Step 2: Convert to fraction form
    57,481.25/86,236.46 = 18,038.71/x
  3. Step 3: Cross multiply
    57,481.25x = 86,236.46 × 18,038.71
  4. Step 4: Simplify right side
    57,481.25x = 1,555,594,493.37
  5. Step 5: Solve for x
    x = 1,555,594,493.37/57,481.25
  6. Step 6: Final answer
    x = 27,062.64

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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.