Home / 36,216.24-54,328.68-12,845.04

Finding the Fourth Proportional to 36,216.24, 54,328.68 and 12,845.04

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Solution

The fourth proportional to 36,216.24, 54,328.68 and 12,845.04 is: 19,269.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,216.24 : 54,328.68 = 12,845.04 : x
  2. Step 2: Convert to fraction form
    36,216.24/54,328.68 = 12,845.04/x
  3. Step 3: Cross multiply
    36,216.24x = 54,328.68 × 12,845.04
  4. Step 4: Simplify right side
    36,216.24x = 697,854,067.75
  5. Step 5: Solve for x
    x = 697,854,067.75/36,216.24
  6. Step 6: Final answer
    x = 19,269.09

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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.