Home / 16,451.97-22,704.15-10,078.44

Finding the Fourth Proportional to 16,451.97, 22,704.15 and 10,078.44

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Solution

The fourth proportional to 16,451.97, 22,704.15 and 10,078.44 is: 13,908.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,451.97 : 22,704.15 = 10,078.44 : x
  2. Step 2: Convert to fraction form
    16,451.97/22,704.15 = 10,078.44/x
  3. Step 3: Cross multiply
    16,451.97x = 22,704.15 × 10,078.44
  4. Step 4: Simplify right side
    16,451.97x = 228,822,413.53
  5. Step 5: Solve for x
    x = 228,822,413.53/16,451.97
  6. Step 6: Final answer
    x = 13,908.51

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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.