Home / 20,527.45-30,792.09-8,046.36

Finding the Fourth Proportional to 20,527.45, 30,792.09 and 8,046.36

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Solution

The fourth proportional to 20,527.45, 30,792.09 and 8,046.36 is: 12,069.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,527.45 : 30,792.09 = 8,046.36 : x
  2. Step 2: Convert to fraction form
    20,527.45/30,792.09 = 8,046.36/x
  3. Step 3: Cross multiply
    20,527.45x = 30,792.09 × 8,046.36
  4. Step 4: Simplify right side
    20,527.45x = 247,764,298.16
  5. Step 5: Solve for x
    x = 247,764,298.16/20,527.45
  6. Step 6: Final answer
    x = 12,069.90

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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.