Home / 33,157.42-49,743.32-10,969.70

Finding the Fourth Proportional to 33,157.42, 49,743.32 and 10,969.70

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Solution

The fourth proportional to 33,157.42, 49,743.32 and 10,969.70 is: 16,456.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,157.42 : 49,743.32 = 10,969.70 : x
  2. Step 2: Convert to fraction form
    33,157.42/49,743.32 = 10,969.70/x
  3. Step 3: Cross multiply
    33,157.42x = 49,743.32 × 10,969.70
  4. Step 4: Simplify right side
    33,157.42x = 545,668,993.84
  5. Step 5: Solve for x
    x = 545,668,993.84/33,157.42
  6. Step 6: Final answer
    x = 16,456.92

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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.