Home / 33,972.49-50,903.25-20,649.56

Finding the Fourth Proportional to 33,972.49, 50,903.25 and 20,649.56

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Solution

The fourth proportional to 33,972.49, 50,903.25 and 20,649.56 is: 30,940.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,972.49 : 50,903.25 = 20,649.56 : x
  2. Step 2: Convert to fraction form
    33,972.49/50,903.25 = 20,649.56/x
  3. Step 3: Cross multiply
    33,972.49x = 50,903.25 × 20,649.56
  4. Step 4: Simplify right side
    33,972.49x = 1,051,129,715.07
  5. Step 5: Solve for x
    x = 1,051,129,715.07/33,972.49
  6. Step 6: Final answer
    x = 30,940.61

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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.