Home / 33,165.90-49,749.36-11,835.54

Finding the Fourth Proportional to 33,165.90, 49,749.36 and 11,835.54

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Solution

The fourth proportional to 33,165.90, 49,749.36 and 11,835.54 is: 17,753.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,165.90 : 49,749.36 = 11,835.54 : x
  2. Step 2: Convert to fraction form
    33,165.90/49,749.36 = 11,835.54/x
  3. Step 3: Cross multiply
    33,165.90x = 49,749.36 × 11,835.54
  4. Step 4: Simplify right side
    33,165.90x = 588,810,540.25
  5. Step 5: Solve for x
    x = 588,810,540.25/33,165.90
  6. Step 6: Final answer
    x = 17,753.49

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1.5x scale

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.