Home / 18,066.53-27,088.41-8,708.91

Finding the Fourth Proportional to 18,066.53, 27,088.41 and 8,708.91

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Solution

The fourth proportional to 18,066.53, 27,088.41 and 8,708.91 is: 13,057.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,066.53 : 27,088.41 = 8,708.91 : x
  2. Step 2: Convert to fraction form
    18,066.53/27,088.41 = 8,708.91/x
  3. Step 3: Cross multiply
    18,066.53x = 27,088.41 × 8,708.91
  4. Step 4: Simplify right side
    18,066.53x = 235,910,524.73
  5. Step 5: Solve for x
    x = 235,910,524.73/18,066.53
  6. Step 6: Final answer
    x = 13,057.88

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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.