Home / 13,795.46-20,692.74-3,934.73

Finding the Fourth Proportional to 13,795.46, 20,692.74 and 3,934.73

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Solution

The fourth proportional to 13,795.46, 20,692.74 and 3,934.73 is: 5,901.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,795.46 : 20,692.74 = 3,934.73 : x
  2. Step 2: Convert to fraction form
    13,795.46/20,692.74 = 3,934.73/x
  3. Step 3: Cross multiply
    13,795.46x = 20,692.74 × 3,934.73
  4. Step 4: Simplify right side
    13,795.46x = 81,420,396.59
  5. Step 5: Solve for x
    x = 81,420,396.59/13,795.46
  6. Step 6: Final answer
    x = 5,901.97

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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.