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Finding the Fourth Proportional to 41,954, 62,931 and 17,330.64

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Solution

The fourth proportional to 41,954, 62,931 and 17,330.64 is: 25,995.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,954 : 62,931 = 17,330.64 : x
  2. Step 2: Convert to fraction form
    41,954/62,931 = 17,330.64/x
  3. Step 3: Cross multiply
    41,954x = 62,931 × 17,330.64
  4. Step 4: Simplify right side
    41,954x = 1,090,634,505.84
  5. Step 5: Solve for x
    x = 1,090,634,505.84/41,954
  6. Step 6: Final answer
    x = 25,995.96

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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.