Home / 33,424.35-50,120.86-19,388.40

Finding the Fourth Proportional to 33,424.35, 50,120.86 and 19,388.40

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Solution

The fourth proportional to 33,424.35, 50,120.86 and 19,388.40 is: 29,073.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,424.35 : 50,120.86 = 19,388.40 : x
  2. Step 2: Convert to fraction form
    33,424.35/50,120.86 = 19,388.40/x
  3. Step 3: Cross multiply
    33,424.35x = 50,120.86 × 19,388.40
  4. Step 4: Simplify right side
    33,424.35x = 971,763,282.02
  5. Step 5: Solve for x
    x = 971,763,282.02/33,424.35
  6. Step 6: Final answer
    x = 29,073.51

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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.