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Finding the Fourth Proportional to 48,957, 67,560.66 and 26,601

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Solution

The fourth proportional to 48,957, 67,560.66 and 26,601 is: 36,709.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,957 : 67,560.66 = 26,601 : x
  2. Step 2: Convert to fraction form
    48,957/67,560.66 = 26,601/x
  3. Step 3: Cross multiply
    48,957x = 67,560.66 × 26,601
  4. Step 4: Simplify right side
    48,957x = 1,797,181,116.66
  5. Step 5: Solve for x
    x = 1,797,181,116.66/48,957
  6. Step 6: Final answer
    x = 36,709.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.