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Finding the Fourth Proportional to 23,863.89, 35,772.89 and 11,380.53

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Solution

The fourth proportional to 23,863.89, 35,772.89 and 11,380.53 is: 17,059.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,863.89 : 35,772.89 = 11,380.53 : x
  2. Step 2: Convert to fraction form
    23,863.89/35,772.89 = 11,380.53/x
  3. Step 3: Cross multiply
    23,863.89x = 35,772.89 × 11,380.53
  4. Step 4: Simplify right side
    23,863.89x = 407,114,390.93
  5. Step 5: Solve for x
    x = 407,114,390.93/23,863.89
  6. Step 6: Final answer
    x = 17,059.85

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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.