Home / 13,441.55-20,152.40-9,049.73

Finding the Fourth Proportional to 13,441.55, 20,152.40 and 9,049.73

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Solution

The fourth proportional to 13,441.55, 20,152.40 and 9,049.73 is: 13,567.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,441.55 : 20,152.40 = 9,049.73 : x
  2. Step 2: Convert to fraction form
    13,441.55/20,152.40 = 9,049.73/x
  3. Step 3: Cross multiply
    13,441.55x = 20,152.40 × 9,049.73
  4. Step 4: Simplify right side
    13,441.55x = 182,373,632.84
  5. Step 5: Solve for x
    x = 182,373,632.84/13,441.55
  6. Step 6: Final answer
    x = 13,567.91

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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.