Home / 27,961.77-41,949.95-10,431.75

Finding the Fourth Proportional to 27,961.77, 41,949.95 and 10,431.75

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Solution

The fourth proportional to 27,961.77, 41,949.95 and 10,431.75 is: 15,650.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,961.77 : 41,949.95 = 10,431.75 : x
  2. Step 2: Convert to fraction form
    27,961.77/41,949.95 = 10,431.75/x
  3. Step 3: Cross multiply
    27,961.77x = 41,949.95 × 10,431.75
  4. Step 4: Simplify right side
    27,961.77x = 437,611,338.75
  5. Step 5: Solve for x
    x = 437,611,338.75/27,961.77
  6. Step 6: Final answer
    x = 15,650.34

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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.