Home / 22,160.39-33,253.00-11,771.87

Finding the Fourth Proportional to 22,160.39, 33,253.00 and 11,771.87

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Solution

The fourth proportional to 22,160.39, 33,253.00 and 11,771.87 is: 17,664.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,160.39 : 33,253.00 = 11,771.87 : x
  2. Step 2: Convert to fraction form
    22,160.39/33,253.00 = 11,771.87/x
  3. Step 3: Cross multiply
    22,160.39x = 33,253.00 × 11,771.87
  4. Step 4: Simplify right side
    22,160.39x = 391,449,797.42
  5. Step 5: Solve for x
    x = 391,449,797.42/22,160.39
  6. Step 6: Final answer
    x = 17,664.40

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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.