Home / 18,217.49-27,297.45-13,754.03

Finding the Fourth Proportional to 18,217.49, 27,297.45 and 13,754.03

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Solution

The fourth proportional to 18,217.49, 27,297.45 and 13,754.03 is: 20,609.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,217.49 : 27,297.45 = 13,754.03 : x
  2. Step 2: Convert to fraction form
    18,217.49/27,297.45 = 13,754.03/x
  3. Step 3: Cross multiply
    18,217.49x = 27,297.45 × 13,754.03
  4. Step 4: Simplify right side
    18,217.49x = 375,449,946.22
  5. Step 5: Solve for x
    x = 375,449,946.22/18,217.49
  6. Step 6: Final answer
    x = 20,609.31

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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.