Home / 38,186.07-57,297.33-18,453.66

Finding the Fourth Proportional to 38,186.07, 57,297.33 and 18,453.66

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Solution

The fourth proportional to 38,186.07, 57,297.33 and 18,453.66 is: 27,689.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,186.07 : 57,297.33 = 18,453.66 : x
  2. Step 2: Convert to fraction form
    38,186.07/57,297.33 = 18,453.66/x
  3. Step 3: Cross multiply
    38,186.07x = 57,297.33 × 18,453.66
  4. Step 4: Simplify right side
    38,186.07x = 1,057,345,446.73
  5. Step 5: Solve for x
    x = 1,057,345,446.73/38,186.07
  6. Step 6: Final answer
    x = 27,689.30

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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.