Home / 17,855.10-24,661.06-11,876.09

Finding the Fourth Proportional to 17,855.10, 24,661.06 and 11,876.09

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Solution

The fourth proportional to 17,855.10, 24,661.06 and 11,876.09 is: 16,402.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,855.10 : 24,661.06 = 11,876.09 : x
  2. Step 2: Convert to fraction form
    17,855.10/24,661.06 = 11,876.09/x
  3. Step 3: Cross multiply
    17,855.10x = 24,661.06 × 11,876.09
  4. Step 4: Simplify right side
    17,855.10x = 292,876,815.06
  5. Step 5: Solve for x
    x = 292,876,815.06/17,855.10
  6. Step 6: Final answer
    x = 16,402.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.