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Finding the Fourth Proportional to 33,903.60, 46,789.14 and 18,796.92

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Solution

The fourth proportional to 33,903.60, 46,789.14 and 18,796.92 is: 25,940.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,903.60 : 46,789.14 = 18,796.92 : x
  2. Step 2: Convert to fraction form
    33,903.60/46,789.14 = 18,796.92/x
  3. Step 3: Cross multiply
    33,903.60x = 46,789.14 × 18,796.92
  4. Step 4: Simplify right side
    33,903.60x = 879,491,721.45
  5. Step 5: Solve for x
    x = 879,491,721.45/33,903.60
  6. Step 6: Final answer
    x = 25,940.95

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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.