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Finding the Fourth Proportional to 48,849, 67,411.98 and 26,493

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Solution

The fourth proportional to 48,849, 67,411.98 and 26,493 is: 36,560.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,849 : 67,411.98 = 26,493 : x
  2. Step 2: Convert to fraction form
    48,849/67,411.98 = 26,493/x
  3. Step 3: Cross multiply
    48,849x = 67,411.98 × 26,493
  4. Step 4: Simplify right side
    48,849x = 1,785,945,586.14
  5. Step 5: Solve for x
    x = 1,785,945,586.14/48,849
  6. Step 6: Final answer
    x = 36,560.54

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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.