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Finding the Fourth Proportional to 33,695.60, 46,498.92 and 18,791.60

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Solution

The fourth proportional to 33,695.60, 46,498.92 and 18,791.60 is: 25,931.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,695.60 : 46,498.92 = 18,791.60 : x
  2. Step 2: Convert to fraction form
    33,695.60/46,498.92 = 18,791.60/x
  3. Step 3: Cross multiply
    33,695.60x = 46,498.92 × 18,791.60
  4. Step 4: Simplify right side
    33,695.60x = 873,789,105.07
  5. Step 5: Solve for x
    x = 873,789,105.07/33,695.60
  6. Step 6: Final answer
    x = 25,931.85

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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.