Home / 33,991.24-50,986.88-10,619.68

Finding the Fourth Proportional to 33,991.24, 50,986.88 and 10,619.68

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Solution

The fourth proportional to 33,991.24, 50,986.88 and 10,619.68 is: 15,929.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,991.24 : 50,986.88 = 10,619.68 : x
  2. Step 2: Convert to fraction form
    33,991.24/50,986.88 = 10,619.68/x
  3. Step 3: Cross multiply
    33,991.24x = 50,986.88 × 10,619.68
  4. Step 4: Simplify right side
    33,991.24x = 541,464,349.80
  5. Step 5: Solve for x
    x = 541,464,349.80/33,991.24
  6. Step 6: Final answer
    x = 15,929.53

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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.