Home / 57,738.98-86,610.88-18,295.22

Finding the Fourth Proportional to 57,738.98, 86,610.88 and 18,295.22

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Solution

The fourth proportional to 57,738.98, 86,610.88 and 18,295.22 is: 27,443.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,738.98 : 86,610.88 = 18,295.22 : x
  2. Step 2: Convert to fraction form
    57,738.98/86,610.88 = 18,295.22/x
  3. Step 3: Cross multiply
    57,738.98x = 86,610.88 × 18,295.22
  4. Step 4: Simplify right side
    57,738.98x = 1,584,565,103.99
  5. Step 5: Solve for x
    x = 1,584,565,103.99/57,738.98
  6. Step 6: Final answer
    x = 27,443.59

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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.