Home / 11,669.27-17,511.19-8,500.85

Finding the Fourth Proportional to 11,669.27, 17,511.19 and 8,500.85

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Solution

The fourth proportional to 11,669.27, 17,511.19 and 8,500.85 is: 12,756.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,669.27 : 17,511.19 = 8,500.85 : x
  2. Step 2: Convert to fraction form
    11,669.27/17,511.19 = 8,500.85/x
  3. Step 3: Cross multiply
    11,669.27x = 17,511.19 × 8,500.85
  4. Step 4: Simplify right side
    11,669.27x = 148,859,956.37
  5. Step 5: Solve for x
    x = 148,859,956.37/11,669.27
  6. Step 6: Final answer
    x = 12,756.58

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1.5x scale

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.