Home / 11,106.14-16,578.17-9,704.85

Finding the Fourth Proportional to 11,106.14, 16,578.17 and 9,704.85

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Solution

The fourth proportional to 11,106.14, 16,578.17 and 9,704.85 is: 14,486.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,106.14 : 16,578.17 = 9,704.85 : x
  2. Step 2: Convert to fraction form
    11,106.14/16,578.17 = 9,704.85/x
  3. Step 3: Cross multiply
    11,106.14x = 16,578.17 × 9,704.85
  4. Step 4: Simplify right side
    11,106.14x = 160,888,677.39
  5. Step 5: Solve for x
    x = 160,888,677.39/11,106.14
  6. Step 6: Final answer
    x = 14,486.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.