Home / 18,343.42-27,462.97-12,084.55

Finding the Fourth Proportional to 18,343.42, 27,462.97 and 12,084.55

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Solution

The fourth proportional to 18,343.42, 27,462.97 and 12,084.55 is: 18,092.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,343.42 : 27,462.97 = 12,084.55 : x
  2. Step 2: Convert to fraction form
    18,343.42/27,462.97 = 12,084.55/x
  3. Step 3: Cross multiply
    18,343.42x = 27,462.97 × 12,084.55
  4. Step 4: Simplify right side
    18,343.42x = 331,877,634.11
  5. Step 5: Solve for x
    x = 331,877,634.11/18,343.42
  6. Step 6: Final answer
    x = 18,092.46

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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.