Home / 33,939.52-50,835.60-19,140.64

Finding the Fourth Proportional to 33,939.52, 50,835.60 and 19,140.64

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Solution

The fourth proportional to 33,939.52, 50,835.60 and 19,140.64 is: 28,669.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,939.52 : 50,835.60 = 19,140.64 : x
  2. Step 2: Convert to fraction form
    33,939.52/50,835.60 = 19,140.64/x
  3. Step 3: Cross multiply
    33,939.52x = 50,835.60 × 19,140.64
  4. Step 4: Simplify right side
    33,939.52x = 973,025,918.78
  5. Step 5: Solve for x
    x = 973,025,918.78/33,939.52
  6. Step 6: Final answer
    x = 28,669.41

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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.