Home / 33,789.48-50,645.28-18,174.28

Finding the Fourth Proportional to 33,789.48, 50,645.28 and 18,174.28

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Solution

The fourth proportional to 33,789.48, 50,645.28 and 18,174.28 is: 27,240.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,789.48 : 50,645.28 = 18,174.28 : x
  2. Step 2: Convert to fraction form
    33,789.48/50,645.28 = 18,174.28/x
  3. Step 3: Cross multiply
    33,789.48x = 50,645.28 × 18,174.28
  4. Step 4: Simplify right side
    33,789.48x = 920,441,499.40
  5. Step 5: Solve for x
    x = 920,441,499.40/33,789.48
  6. Step 6: Final answer
    x = 27,240.48

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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.