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Finding the Fourth Proportional to 48,683.92, 67,186.92 and 27,455.44

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Solution

The fourth proportional to 48,683.92, 67,186.92 and 27,455.44 is: 37,890.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,683.92 : 67,186.92 = 27,455.44 : x
  2. Step 2: Convert to fraction form
    48,683.92/67,186.92 = 27,455.44/x
  3. Step 3: Cross multiply
    48,683.92x = 67,186.92 × 27,455.44
  4. Step 4: Simplify right side
    48,683.92x = 1,844,646,450.84
  5. Step 5: Solve for x
    x = 1,844,646,450.84/48,683.92
  6. Step 6: Final answer
    x = 37,890.26

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1.5x scale

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.