Home / 11,942.56-16,483.17-8,176.14

Finding the Fourth Proportional to 11,942.56, 16,483.17 and 8,176.14

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Solution

The fourth proportional to 11,942.56, 16,483.17 and 8,176.14 is: 11,284.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,942.56 : 16,483.17 = 8,176.14 : x
  2. Step 2: Convert to fraction form
    11,942.56/16,483.17 = 8,176.14/x
  3. Step 3: Cross multiply
    11,942.56x = 16,483.17 × 8,176.14
  4. Step 4: Simplify right side
    11,942.56x = 134,768,705.56
  5. Step 5: Solve for x
    x = 134,768,705.56/11,942.56
  6. Step 6: Final answer
    x = 11,284.74

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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.