Home / 10,854.36-16,249.50-8,093.16

Finding the Fourth Proportional to 10,854.36, 16,249.50 and 8,093.16

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Solution

The fourth proportional to 10,854.36, 16,249.50 and 8,093.16 is: 12,115.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,854.36 : 16,249.50 = 8,093.16 : x
  2. Step 2: Convert to fraction form
    10,854.36/16,249.50 = 8,093.16/x
  3. Step 3: Cross multiply
    10,854.36x = 16,249.50 × 8,093.16
  4. Step 4: Simplify right side
    10,854.36x = 131,509,803.42
  5. Step 5: Solve for x
    x = 131,509,803.42/10,854.36
  6. Step 6: Final answer
    x = 12,115.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.