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Finding the Fourth Proportional to 48,907.88, 67,493.22 and 26,551.88

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Solution

The fourth proportional to 48,907.88, 67,493.22 and 26,551.88 is: 36,641.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,907.88 : 67,493.22 = 26,551.88 : x
  2. Step 2: Convert to fraction form
    48,907.88/67,493.22 = 26,551.88/x
  3. Step 3: Cross multiply
    48,907.88x = 67,493.22 × 26,551.88
  4. Step 4: Simplify right side
    48,907.88x = 1,792,071,878.25
  5. Step 5: Solve for x
    x = 1,792,071,878.25/48,907.88
  6. Step 6: Final answer
    x = 36,641.78

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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.