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Finding the Fourth Proportional to 23,861.69, 35,738.02 and 11,390.49

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Solution

The fourth proportional to 23,861.69, 35,738.02 and 11,390.49 is: 17,059.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,861.69 : 35,738.02 = 11,390.49 : x
  2. Step 2: Convert to fraction form
    23,861.69/35,738.02 = 11,390.49/x
  3. Step 3: Cross multiply
    23,861.69x = 35,738.02 × 11,390.49
  4. Step 4: Simplify right side
    23,861.69x = 407,073,323.79
  5. Step 5: Solve for x
    x = 407,073,323.79/23,861.69
  6. Step 6: Final answer
    x = 17,059.71

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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.