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Finding the Fourth Proportional to 48,603, 67,072.14 and 26,247

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Solution

The fourth proportional to 48,603, 67,072.14 and 26,247 is: 36,220.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,603 : 67,072.14 = 26,247 : x
  2. Step 2: Convert to fraction form
    48,603/67,072.14 = 26,247/x
  3. Step 3: Cross multiply
    48,603x = 67,072.14 × 26,247
  4. Step 4: Simplify right side
    48,603x = 1,760,442,458.58
  5. Step 5: Solve for x
    x = 1,760,442,458.58/48,603
  6. Step 6: Final answer
    x = 36,220.86

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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.