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Finding the Fourth Proportional to 48,939, 67,535.82 and 26,583

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Solution

The fourth proportional to 48,939, 67,535.82 and 26,583 is: 36,684.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,939 : 67,535.82 = 26,583 : x
  2. Step 2: Convert to fraction form
    48,939/67,535.82 = 26,583/x
  3. Step 3: Cross multiply
    48,939x = 67,535.82 × 26,583
  4. Step 4: Simplify right side
    48,939x = 1,795,304,703.06
  5. Step 5: Solve for x
    x = 1,795,304,703.06/48,939
  6. Step 6: Final answer
    x = 36,684.54

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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.