Home / 36,385.58-54,584.52-18,623.96

Finding the Fourth Proportional to 36,385.58, 54,584.52 and 18,623.96

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Solution

The fourth proportional to 36,385.58, 54,584.52 and 18,623.96 is: 27,939.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,385.58 : 54,584.52 = 18,623.96 : x
  2. Step 2: Convert to fraction form
    36,385.58/54,584.52 = 18,623.96/x
  3. Step 3: Cross multiply
    36,385.58x = 54,584.52 × 18,623.96
  4. Step 4: Simplify right side
    36,385.58x = 1,016,579,917.10
  5. Step 5: Solve for x
    x = 1,016,579,917.10/36,385.58
  6. Step 6: Final answer
    x = 27,939.09

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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.