Home / 13,710.33-20,566.04-3,850.47

Finding the Fourth Proportional to 13,710.33, 20,566.04 and 3,850.47

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Solution

The fourth proportional to 13,710.33, 20,566.04 and 3,850.47 is: 5,775.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,710.33 : 20,566.04 = 3,850.47 : x
  2. Step 2: Convert to fraction form
    13,710.33/20,566.04 = 3,850.47/x
  3. Step 3: Cross multiply
    13,710.33x = 20,566.04 × 3,850.47
  4. Step 4: Simplify right side
    13,710.33x = 79,188,900.79
  5. Step 5: Solve for x
    x = 79,188,900.79/13,710.33
  6. Step 6: Final answer
    x = 5,775.86

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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.