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Finding the Fourth Proportional to 33,481.81, 46,201.53 and 20,052.71

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Solution

The fourth proportional to 33,481.81, 46,201.53 and 20,052.71 is: 27,670.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,481.81 : 46,201.53 = 20,052.71 : x
  2. Step 2: Convert to fraction form
    33,481.81/46,201.53 = 20,052.71/x
  3. Step 3: Cross multiply
    33,481.81x = 46,201.53 × 20,052.71
  4. Step 4: Simplify right side
    33,481.81x = 926,465,882.65
  5. Step 5: Solve for x
    x = 926,465,882.65/33,481.81
  6. Step 6: Final answer
    x = 27,670.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.