Home / 22,446.60-33,639.42-11,913.96

Finding the Fourth Proportional to 22,446.60, 33,639.42 and 11,913.96

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Solution

The fourth proportional to 22,446.60, 33,639.42 and 11,913.96 is: 17,854.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,446.60 : 33,639.42 = 11,913.96 : x
  2. Step 2: Convert to fraction form
    22,446.60/33,639.42 = 11,913.96/x
  3. Step 3: Cross multiply
    22,446.60x = 33,639.42 × 11,913.96
  4. Step 4: Simplify right side
    22,446.60x = 400,778,704.30
  5. Step 5: Solve for x
    x = 400,778,704.30/22,446.60
  6. Step 6: Final answer
    x = 17,854.76

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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.