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Finding the Fourth Proportional to 44,696.42, 67,047.48 and 13,105.89

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Solution

The fourth proportional to 44,696.42, 67,047.48 and 13,105.89 is: 19,659.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,696.42 : 67,047.48 = 13,105.89 : x
  2. Step 2: Convert to fraction form
    44,696.42/67,047.48 = 13,105.89/x
  3. Step 3: Cross multiply
    44,696.42x = 67,047.48 × 13,105.89
  4. Step 4: Simplify right side
    44,696.42x = 878,716,775.73
  5. Step 5: Solve for x
    x = 878,716,775.73/44,696.42
  6. Step 6: Final answer
    x = 19,659.67

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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.