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Finding the Fourth Proportional to 33,739.80, 50,609.70 and 10,367.40

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Solution

The fourth proportional to 33,739.80, 50,609.70 and 10,367.40 is: 15,551.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,739.80 : 50,609.70 = 10,367.40 : x
  2. Step 2: Convert to fraction form
    33,739.80/50,609.70 = 10,367.40/x
  3. Step 3: Cross multiply
    33,739.80x = 50,609.70 × 10,367.40
  4. Step 4: Simplify right side
    33,739.80x = 524,691,003.78
  5. Step 5: Solve for x
    x = 524,691,003.78/33,739.80
  6. Step 6: Final answer
    x = 15,551.10

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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.