Home / 13,584.34-20,372.59-3,723.94

Finding the Fourth Proportional to 13,584.34, 20,372.59 and 3,723.94

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Solution

The fourth proportional to 13,584.34, 20,372.59 and 3,723.94 is: 5,584.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,584.34 : 20,372.59 = 3,723.94 : x
  2. Step 2: Convert to fraction form
    13,584.34/20,372.59 = 3,723.94/x
  3. Step 3: Cross multiply
    13,584.34x = 20,372.59 × 3,723.94
  4. Step 4: Simplify right side
    13,584.34x = 75,866,302.80
  5. Step 5: Solve for x
    x = 75,866,302.80/13,584.34
  6. Step 6: Final answer
    x = 5,584.84

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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.