Home / 18,455.62-27,540.57-16,486.66

Finding the Fourth Proportional to 18,455.62, 27,540.57 and 16,486.66

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Solution

The fourth proportional to 18,455.62, 27,540.57 and 16,486.66 is: 24,602.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,455.62 : 27,540.57 = 16,486.66 : x
  2. Step 2: Convert to fraction form
    18,455.62/27,540.57 = 16,486.66/x
  3. Step 3: Cross multiply
    18,455.62x = 27,540.57 × 16,486.66
  4. Step 4: Simplify right side
    18,455.62x = 454,052,013.80
  5. Step 5: Solve for x
    x = 454,052,013.80/18,455.62
  6. Step 6: Final answer
    x = 24,602.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.