Home / 17,997.78-24,839.56-11,639.24

Finding the Fourth Proportional to 17,997.78, 24,839.56 and 11,639.24

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Solution

The fourth proportional to 17,997.78, 24,839.56 and 11,639.24 is: 16,063.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,997.78 : 24,839.56 = 11,639.24 : x
  2. Step 2: Convert to fraction form
    17,997.78/24,839.56 = 11,639.24/x
  3. Step 3: Cross multiply
    17,997.78x = 24,839.56 × 11,639.24
  4. Step 4: Simplify right side
    17,997.78x = 289,113,600.33
  5. Step 5: Solve for x
    x = 289,113,600.33/17,997.78
  6. Step 6: Final answer
    x = 16,063.85

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1.5x scale

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.