Home / 33,426.35-50,105.75-20,955.11

Finding the Fourth Proportional to 33,426.35, 50,105.75 and 20,955.11

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Solution

The fourth proportional to 33,426.35, 50,105.75 and 20,955.11 is: 31,411.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,426.35 : 50,105.75 = 20,955.11 : x
  2. Step 2: Convert to fraction form
    33,426.35/50,105.75 = 20,955.11/x
  3. Step 3: Cross multiply
    33,426.35x = 50,105.75 × 20,955.11
  4. Step 4: Simplify right side
    33,426.35x = 1,049,971,147.58
  5. Step 5: Solve for x
    x = 1,049,971,147.58/33,426.35
  6. Step 6: Final answer
    x = 31,411.49

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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.