Home / 33,147.08-49,691.13-12,083.16

Finding the Fourth Proportional to 33,147.08, 49,691.13 and 12,083.16

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Solution

The fourth proportional to 33,147.08, 49,691.13 and 12,083.16 is: 18,113.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,147.08 : 49,691.13 = 12,083.16 : x
  2. Step 2: Convert to fraction form
    33,147.08/49,691.13 = 12,083.16/x
  3. Step 3: Cross multiply
    33,147.08x = 49,691.13 × 12,083.16
  4. Step 4: Simplify right side
    33,147.08x = 600,425,874.37
  5. Step 5: Solve for x
    x = 600,425,874.37/33,147.08
  6. Step 6: Final answer
    x = 18,113.99

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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.