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Finding the Fourth Proportional to 33,295.69, 49,968.11 and 15,765.49

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Solution

The fourth proportional to 33,295.69, 49,968.11 and 15,765.49 is: 23,659.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,295.69 : 49,968.11 = 15,765.49 : x
  2. Step 2: Convert to fraction form
    33,295.69/49,968.11 = 15,765.49/x
  3. Step 3: Cross multiply
    33,295.69x = 49,968.11 × 15,765.49
  4. Step 4: Simplify right side
    33,295.69x = 787,771,659.70
  5. Step 5: Solve for x
    x = 787,771,659.70/33,295.69
  6. Step 6: Final answer
    x = 23,659.87

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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.