Home / 13,692.38-20,541.11-4,334.76

Finding the Fourth Proportional to 13,692.38, 20,541.11 and 4,334.76

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Solution

The fourth proportional to 13,692.38, 20,541.11 and 4,334.76 is: 6,502.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,692.38 : 20,541.11 = 4,334.76 : x
  2. Step 2: Convert to fraction form
    13,692.38/20,541.11 = 4,334.76/x
  3. Step 3: Cross multiply
    13,692.38x = 20,541.11 × 4,334.76
  4. Step 4: Simplify right side
    13,692.38x = 89,040,781.98
  5. Step 5: Solve for x
    x = 89,040,781.98/13,692.38
  6. Step 6: Final answer
    x = 6,502.94

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1.5x scale

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.