Home / 16,851.83-25,257.24-11,922.89

Finding the Fourth Proportional to 16,851.83, 25,257.24 and 11,922.89

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Solution

The fourth proportional to 16,851.83, 25,257.24 and 11,922.89 is: 17,869.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,851.83 : 25,257.24 = 11,922.89 : x
  2. Step 2: Convert to fraction form
    16,851.83/25,257.24 = 11,922.89/x
  3. Step 3: Cross multiply
    16,851.83x = 25,257.24 × 11,922.89
  4. Step 4: Simplify right side
    16,851.83x = 301,139,167.94
  5. Step 5: Solve for x
    x = 301,139,167.94/16,851.83
  6. Step 6: Final answer
    x = 17,869.83

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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.