Home / 13,834.82-20,751.96-3,973.88

Finding the Fourth Proportional to 13,834.82, 20,751.96 and 3,973.88

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Solution

The fourth proportional to 13,834.82, 20,751.96 and 3,973.88 is: 5,960.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,834.82 : 20,751.96 = 3,973.88 : x
  2. Step 2: Convert to fraction form
    13,834.82/20,751.96 = 3,973.88/x
  3. Step 3: Cross multiply
    13,834.82x = 20,751.96 × 3,973.88
  4. Step 4: Simplify right side
    13,834.82x = 82,465,798.80
  5. Step 5: Solve for x
    x = 82,465,798.80/13,834.82
  6. Step 6: Final answer
    x = 5,960.74

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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.