Home / 33,930.40-50,897.76-11,745.92

Finding the Fourth Proportional to 33,930.40, 50,897.76 and 11,745.92

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Solution

The fourth proportional to 33,930.40, 50,897.76 and 11,745.92 is: 17,619.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,930.40 : 50,897.76 = 11,745.92 : x
  2. Step 2: Convert to fraction form
    33,930.40/50,897.76 = 11,745.92/x
  3. Step 3: Cross multiply
    33,930.40x = 50,897.76 × 11,745.92
  4. Step 4: Simplify right side
    33,930.40x = 597,841,017.14
  5. Step 5: Solve for x
    x = 597,841,017.14/33,930.40
  6. Step 6: Final answer
    x = 17,619.63

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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.