Home / 57,713.89-86,583.60-17,738.44

Finding the Fourth Proportional to 57,713.89, 86,583.60 and 17,738.44

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Solution

The fourth proportional to 57,713.89, 86,583.60 and 17,738.44 is: 26,611.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,713.89 : 86,583.60 = 17,738.44 : x
  2. Step 2: Convert to fraction form
    57,713.89/86,583.60 = 17,738.44/x
  3. Step 3: Cross multiply
    57,713.89x = 86,583.60 × 17,738.44
  4. Step 4: Simplify right side
    57,713.89x = 1,535,857,993.58
  5. Step 5: Solve for x
    x = 1,535,857,993.58/57,713.89
  6. Step 6: Final answer
    x = 26,611.58

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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.