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Finding the Fourth Proportional to 33,601.80, 50,402.70 and 10,228.20

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Solution

The fourth proportional to 33,601.80, 50,402.70 and 10,228.20 is: 15,342.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,601.80 : 50,402.70 = 10,228.20 : x
  2. Step 2: Convert to fraction form
    33,601.80/50,402.70 = 10,228.20/x
  3. Step 3: Cross multiply
    33,601.80x = 50,402.70 × 10,228.20
  4. Step 4: Simplify right side
    33,601.80x = 515,528,896.14
  5. Step 5: Solve for x
    x = 515,528,896.14/33,601.80
  6. Step 6: Final answer
    x = 15,342.30

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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.