Home / 13,529.97-20,294.90-3,669.22

Finding the Fourth Proportional to 13,529.97, 20,294.90 and 3,669.22

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Solution

The fourth proportional to 13,529.97, 20,294.90 and 3,669.22 is: 5,503.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,529.97 : 20,294.90 = 3,669.22 : x
  2. Step 2: Convert to fraction form
    13,529.97/20,294.90 = 3,669.22/x
  3. Step 3: Cross multiply
    13,529.97x = 20,294.90 × 3,669.22
  4. Step 4: Simplify right side
    13,529.97x = 74,466,452.98
  5. Step 5: Solve for x
    x = 74,466,452.98/13,529.97
  6. Step 6: Final answer
    x = 5,503.82

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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.