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Finding the Fourth Proportional to 33,602.99, 50,295.13 and 20,393.51

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Solution

The fourth proportional to 33,602.99, 50,295.13 and 20,393.51 is: 30,523.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,602.99 : 50,295.13 = 20,393.51 : x
  2. Step 2: Convert to fraction form
    33,602.99/50,295.13 = 20,393.51/x
  3. Step 3: Cross multiply
    33,602.99x = 50,295.13 × 20,393.51
  4. Step 4: Simplify right side
    33,602.99x = 1,025,694,236.61
  5. Step 5: Solve for x
    x = 1,025,694,236.61/33,602.99
  6. Step 6: Final answer
    x = 30,523.90

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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.