Home / 33,976.81-50,965.26-13,200.31

Finding the Fourth Proportional to 33,976.81, 50,965.26 and 13,200.31

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Solution

The fourth proportional to 33,976.81, 50,965.26 and 13,200.31 is: 19,800.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,976.81 : 50,965.26 = 13,200.31 : x
  2. Step 2: Convert to fraction form
    33,976.81/50,965.26 = 13,200.31/x
  3. Step 3: Cross multiply
    33,976.81x = 50,965.26 × 13,200.31
  4. Step 4: Simplify right side
    33,976.81x = 672,757,231.23
  5. Step 5: Solve for x
    x = 672,757,231.23/33,976.81
  6. Step 6: Final answer
    x = 19,800.48

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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.