Home / 13,049.60-19,573.96-3,188.92

Finding the Fourth Proportional to 13,049.60, 19,573.96 and 3,188.92

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Solution

The fourth proportional to 13,049.60, 19,573.96 and 3,188.92 is: 4,783.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,049.60 : 19,573.96 = 3,188.92 : x
  2. Step 2: Convert to fraction form
    13,049.60/19,573.96 = 3,188.92/x
  3. Step 3: Cross multiply
    13,049.60x = 19,573.96 × 3,188.92
  4. Step 4: Simplify right side
    13,049.60x = 62,419,792.52
  5. Step 5: Solve for x
    x = 62,419,792.52/13,049.60
  6. Step 6: Final answer
    x = 4,783.27

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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.