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Finding the Fourth Proportional to 62,694.68, 94,020.15 and 27,615.20

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Solution

The fourth proportional to 62,694.68, 94,020.15 and 27,615.20 is: 41,413.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,694.68 : 94,020.15 = 27,615.20 : x
  2. Step 2: Convert to fraction form
    62,694.68/94,020.15 = 27,615.20/x
  3. Step 3: Cross multiply
    62,694.68x = 94,020.15 × 27,615.20
  4. Step 4: Simplify right side
    62,694.68x = 2,596,385,246.28
  5. Step 5: Solve for x
    x = 2,596,385,246.28/62,694.68
  6. Step 6: Final answer
    x = 41,413.17

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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.