Home / 13,824.61-20,732.38-4,462.43

Finding the Fourth Proportional to 13,824.61, 20,732.38 and 4,462.43

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Solution

The fourth proportional to 13,824.61, 20,732.38 and 4,462.43 is: 6,692.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,824.61 : 20,732.38 = 4,462.43 : x
  2. Step 2: Convert to fraction form
    13,824.61/20,732.38 = 4,462.43/x
  3. Step 3: Cross multiply
    13,824.61x = 20,732.38 × 4,462.43
  4. Step 4: Simplify right side
    13,824.61x = 92,516,679.67
  5. Step 5: Solve for x
    x = 92,516,679.67/13,824.61
  6. Step 6: Final answer
    x = 6,692.17

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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.