Home / 30,067.74-41,493.56-16,639.92

Finding the Fourth Proportional to 30,067.74, 41,493.56 and 16,639.92

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Solution

The fourth proportional to 30,067.74, 41,493.56 and 16,639.92 is: 22,963.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,067.74 : 41,493.56 = 16,639.92 : x
  2. Step 2: Convert to fraction form
    30,067.74/41,493.56 = 16,639.92/x
  3. Step 3: Cross multiply
    30,067.74x = 41,493.56 × 16,639.92
  4. Step 4: Simplify right side
    30,067.74x = 690,449,518.92
  5. Step 5: Solve for x
    x = 690,449,518.92/30,067.74
  6. Step 6: Final answer
    x = 22,963.13

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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.