Home / 13,488.05-20,241.20-4,723.04

Finding the Fourth Proportional to 13,488.05, 20,241.20 and 4,723.04

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Solution

The fourth proportional to 13,488.05, 20,241.20 and 4,723.04 is: 7,087.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,488.05 : 20,241.20 = 4,723.04 : x
  2. Step 2: Convert to fraction form
    13,488.05/20,241.20 = 4,723.04/x
  3. Step 3: Cross multiply
    13,488.05x = 20,241.20 × 4,723.04
  4. Step 4: Simplify right side
    13,488.05x = 95,600,059.66
  5. Step 5: Solve for x
    x = 95,600,059.66/13,488.05
  6. Step 6: Final answer
    x = 7,087.76

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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.