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Finding the Fourth Proportional to 62,694, 94,041 and 21,141

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Solution

The fourth proportional to 62,694, 94,041 and 21,141 is: 31,711.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,694 : 94,041 = 21,141 : x
  2. Step 2: Convert to fraction form
    62,694/94,041 = 21,141/x
  3. Step 3: Cross multiply
    62,694x = 94,041 × 21,141
  4. Step 4: Simplify right side
    62,694x = 1,988,120,781
  5. Step 5: Solve for x
    x = 1,988,120,781/62,694
  6. Step 6: Final answer
    x = 31,711.50

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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.