Home / 18,092.96-27,121.47-8,588.61

Finding the Fourth Proportional to 18,092.96, 27,121.47 and 8,588.61

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Solution

The fourth proportional to 18,092.96, 27,121.47 and 8,588.61 is: 12,874.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,092.96 : 27,121.47 = 8,588.61 : x
  2. Step 2: Convert to fraction form
    18,092.96/27,121.47 = 8,588.61/x
  3. Step 3: Cross multiply
    18,092.96x = 27,121.47 × 8,588.61
  4. Step 4: Simplify right side
    18,092.96x = 232,935,728.46
  5. Step 5: Solve for x
    x = 232,935,728.46/18,092.96
  6. Step 6: Final answer
    x = 12,874.39

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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.