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Finding the Fourth Proportional to 33,174.99, 45,780.80 and 18,067.92

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Solution

The fourth proportional to 33,174.99, 45,780.80 and 18,067.92 is: 24,933.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,174.99 : 45,780.80 = 18,067.92 : x
  2. Step 2: Convert to fraction form
    33,174.99/45,780.80 = 18,067.92/x
  3. Step 3: Cross multiply
    33,174.99x = 45,780.80 × 18,067.92
  4. Step 4: Simplify right side
    33,174.99x = 827,163,569.92
  5. Step 5: Solve for x
    x = 827,163,569.92/33,174.99
  6. Step 6: Final answer
    x = 24,933.35

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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.