Home / 18,076.59-27,132.38-8,723.18

Finding the Fourth Proportional to 18,076.59, 27,132.38 and 8,723.18

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Solution

The fourth proportional to 18,076.59, 27,132.38 and 8,723.18 is: 13,093.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,076.59 : 27,132.38 = 8,723.18 : x
  2. Step 2: Convert to fraction form
    18,076.59/27,132.38 = 8,723.18/x
  3. Step 3: Cross multiply
    18,076.59x = 27,132.38 × 8,723.18
  4. Step 4: Simplify right side
    18,076.59x = 236,680,455.29
  5. Step 5: Solve for x
    x = 236,680,455.29/18,076.59
  6. Step 6: Final answer
    x = 13,093.21

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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.