Home / 27,181.86-40,734.21-11,369.85

Finding the Fourth Proportional to 27,181.86, 40,734.21 and 11,369.85

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Solution

The fourth proportional to 27,181.86, 40,734.21 and 11,369.85 is: 17,038.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,181.86 : 40,734.21 = 11,369.85 : x
  2. Step 2: Convert to fraction form
    27,181.86/40,734.21 = 11,369.85/x
  3. Step 3: Cross multiply
    27,181.86x = 40,734.21 × 11,369.85
  4. Step 4: Simplify right side
    27,181.86x = 463,141,857.57
  5. Step 5: Solve for x
    x = 463,141,857.57/27,181.86
  6. Step 6: Final answer
    x = 17,038.64

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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.