Home / 13,824.43-20,738.70-4,461.37

Finding the Fourth Proportional to 13,824.43, 20,738.70 and 4,461.37

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Solution

The fourth proportional to 13,824.43, 20,738.70 and 4,461.37 is: 6,692.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,824.43 : 20,738.70 = 4,461.37 : x
  2. Step 2: Convert to fraction form
    13,824.43/20,738.70 = 4,461.37/x
  3. Step 3: Cross multiply
    13,824.43x = 20,738.70 × 4,461.37
  4. Step 4: Simplify right side
    13,824.43x = 92,523,014.02
  5. Step 5: Solve for x
    x = 92,523,014.02/13,824.43
  6. Step 6: Final answer
    x = 6,692.72

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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.