Home / 18,450.72-27,624.24-15,301.44

Finding the Fourth Proportional to 18,450.72, 27,624.24 and 15,301.44

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Solution

The fourth proportional to 18,450.72, 27,624.24 and 15,301.44 is: 22,909.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,450.72 : 27,624.24 = 15,301.44 : x
  2. Step 2: Convert to fraction form
    18,450.72/27,624.24 = 15,301.44/x
  3. Step 3: Cross multiply
    18,450.72x = 27,624.24 × 15,301.44
  4. Step 4: Simplify right side
    18,450.72x = 422,690,650.91
  5. Step 5: Solve for x
    x = 422,690,650.91/18,450.72
  6. Step 6: Final answer
    x = 22,909.17

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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.