Home / 11,253.89-16,880.99-10,568.94

Finding the Fourth Proportional to 11,253.89, 16,880.99 and 10,568.94

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Solution

The fourth proportional to 11,253.89, 16,880.99 and 10,568.94 is: 15,853.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,253.89 : 16,880.99 = 10,568.94 : x
  2. Step 2: Convert to fraction form
    11,253.89/16,880.99 = 10,568.94/x
  3. Step 3: Cross multiply
    11,253.89x = 16,880.99 × 10,568.94
  4. Step 4: Simplify right side
    11,253.89x = 178,414,170.45
  5. Step 5: Solve for x
    x = 178,414,170.45/11,253.89
  6. Step 6: Final answer
    x = 15,853.56

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1.5x scale

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.