Home / 13,394.67-20,091.83-4,511.94

Finding the Fourth Proportional to 13,394.67, 20,091.83 and 4,511.94

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Solution

The fourth proportional to 13,394.67, 20,091.83 and 4,511.94 is: 6,767.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,394.67 : 20,091.83 = 4,511.94 : x
  2. Step 2: Convert to fraction form
    13,394.67/20,091.83 = 4,511.94/x
  3. Step 3: Cross multiply
    13,394.67x = 20,091.83 × 4,511.94
  4. Step 4: Simplify right side
    13,394.67x = 90,653,108.89
  5. Step 5: Solve for x
    x = 90,653,108.89/13,394.67
  6. Step 6: Final answer
    x = 6,767.85

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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.