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Finding the Fourth Proportional to 18,067.25, 24,926.78 and 10,511.98

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Solution

The fourth proportional to 18,067.25, 24,926.78 and 10,511.98 is: 14,503.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,067.25 : 24,926.78 = 10,511.98 : x
  2. Step 2: Convert to fraction form
    18,067.25/24,926.78 = 10,511.98/x
  3. Step 3: Cross multiply
    18,067.25x = 24,926.78 × 10,511.98
  4. Step 4: Simplify right side
    18,067.25x = 262,029,776.79
  5. Step 5: Solve for x
    x = 262,029,776.79/18,067.25
  6. Step 6: Final answer
    x = 14,503.02

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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.