Home / 33,705.12-50,556.24-11,520.48

Finding the Fourth Proportional to 33,705.12, 50,556.24 and 11,520.48

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Solution

The fourth proportional to 33,705.12, 50,556.24 and 11,520.48 is: 17,280.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,705.12 : 50,556.24 = 11,520.48 : x
  2. Step 2: Convert to fraction form
    33,705.12/50,556.24 = 11,520.48/x
  3. Step 3: Cross multiply
    33,705.12x = 50,556.24 × 11,520.48
  4. Step 4: Simplify right side
    33,705.12x = 582,432,151.80
  5. Step 5: Solve for x
    x = 582,432,151.80/33,705.12
  6. Step 6: Final answer
    x = 17,280.23

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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.