Home / 13,691.55-20,539.44-5,794.11

Finding the Fourth Proportional to 13,691.55, 20,539.44 and 5,794.11

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Solution

The fourth proportional to 13,691.55, 20,539.44 and 5,794.11 is: 8,692.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,691.55 : 20,539.44 = 5,794.11 : x
  2. Step 2: Convert to fraction form
    13,691.55/20,539.44 = 5,794.11/x
  3. Step 3: Cross multiply
    13,691.55x = 20,539.44 × 5,794.11
  4. Step 4: Simplify right side
    13,691.55x = 119,007,774.70
  5. Step 5: Solve for x
    x = 119,007,774.70/13,691.55
  6. Step 6: Final answer
    x = 8,692.06

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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.