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Finding the Fourth Proportional to 48,753, 67,279.14 and 26,397

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Solution

The fourth proportional to 48,753, 67,279.14 and 26,397 is: 36,427.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,753 : 67,279.14 = 26,397 : x
  2. Step 2: Convert to fraction form
    48,753/67,279.14 = 26,397/x
  3. Step 3: Cross multiply
    48,753x = 67,279.14 × 26,397
  4. Step 4: Simplify right side
    48,753x = 1,775,967,458.58
  5. Step 5: Solve for x
    x = 1,775,967,458.58/48,753
  6. Step 6: Final answer
    x = 36,427.86

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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.