Home / 18,450.85-27,676.29-5,304.28

Finding the Fourth Proportional to 18,450.85, 27,676.29 and 5,304.28

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Solution

The fourth proportional to 18,450.85, 27,676.29 and 5,304.28 is: 7,956.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,450.85 : 27,676.29 = 5,304.28 : x
  2. Step 2: Convert to fraction form
    18,450.85/27,676.29 = 5,304.28/x
  3. Step 3: Cross multiply
    18,450.85x = 27,676.29 × 5,304.28
  4. Step 4: Simplify right side
    18,450.85x = 146,802,791.52
  5. Step 5: Solve for x
    x = 146,802,791.52/18,450.85
  6. Step 6: Final answer
    x = 7,956.42

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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.