Home / 13,808.20-20,693.82-5,034.84

Finding the Fourth Proportional to 13,808.20, 20,693.82 and 5,034.84

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Solution

The fourth proportional to 13,808.20, 20,693.82 and 5,034.84 is: 7,545.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,808.20 : 20,693.82 = 5,034.84 : x
  2. Step 2: Convert to fraction form
    13,808.20/20,693.82 = 5,034.84/x
  3. Step 3: Cross multiply
    13,808.20x = 20,693.82 × 5,034.84
  4. Step 4: Simplify right side
    13,808.20x = 104,190,072.69
  5. Step 5: Solve for x
    x = 104,190,072.69/13,808.20
  6. Step 6: Final answer
    x = 7,545.52

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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.