Home / 18,546.30-27,771.22-15,577.92

Finding the Fourth Proportional to 18,546.30, 27,771.22 and 15,577.92

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Solution

The fourth proportional to 18,546.30, 27,771.22 and 15,577.92 is: 23,326.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,546.30 : 27,771.22 = 15,577.92 : x
  2. Step 2: Convert to fraction form
    18,546.30/27,771.22 = 15,577.92/x
  3. Step 3: Cross multiply
    18,546.30x = 27,771.22 × 15,577.92
  4. Step 4: Simplify right side
    18,546.30x = 432,617,843.46
  5. Step 5: Solve for x
    x = 432,617,843.46/18,546.30
  6. Step 6: Final answer
    x = 23,326.37

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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.