Home / 16,835.73-25,204.38-11,820.83

Finding the Fourth Proportional to 16,835.73, 25,204.38 and 11,820.83

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Solution

The fourth proportional to 16,835.73, 25,204.38 and 11,820.83 is: 17,696.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,835.73 : 25,204.38 = 11,820.83 : x
  2. Step 2: Convert to fraction form
    16,835.73/25,204.38 = 11,820.83/x
  3. Step 3: Cross multiply
    16,835.73x = 25,204.38 × 11,820.83
  4. Step 4: Simplify right side
    16,835.73x = 297,936,565.21
  5. Step 5: Solve for x
    x = 297,936,565.21/16,835.73
  6. Step 6: Final answer
    x = 17,696.68

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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.