Home / 33,369.43-50,039.38-9,991.51

Finding the Fourth Proportional to 33,369.43, 50,039.38 and 9,991.51

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Solution

The fourth proportional to 33,369.43, 50,039.38 and 9,991.51 is: 14,982.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,369.43 : 50,039.38 = 9,991.51 : x
  2. Step 2: Convert to fraction form
    33,369.43/50,039.38 = 9,991.51/x
  3. Step 3: Cross multiply
    33,369.43x = 50,039.38 × 9,991.51
  4. Step 4: Simplify right side
    33,369.43x = 499,968,690.49
  5. Step 5: Solve for x
    x = 499,968,690.49/33,369.43
  6. Step 6: Final answer
    x = 14,982.84

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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.