Home / 13,171.01-19,761.44-6,841.94

Finding the Fourth Proportional to 13,171.01, 19,761.44 and 6,841.94

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Solution

The fourth proportional to 13,171.01, 19,761.44 and 6,841.94 is: 10,265.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,171.01 : 19,761.44 = 6,841.94 : x
  2. Step 2: Convert to fraction form
    13,171.01/19,761.44 = 6,841.94/x
  3. Step 3: Cross multiply
    13,171.01x = 19,761.44 × 6,841.94
  4. Step 4: Simplify right side
    13,171.01x = 135,206,453.78
  5. Step 5: Solve for x
    x = 135,206,453.78/13,171.01
  6. Step 6: Final answer
    x = 10,265.46

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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.