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Finding the Fourth Proportional to 49,029, 67,661.10 and 26,673

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Solution

The fourth proportional to 49,029, 67,661.10 and 26,673 is: 36,809.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,029 : 67,661.10 = 26,673 : x
  2. Step 2: Convert to fraction form
    49,029/67,661.10 = 26,673/x
  3. Step 3: Cross multiply
    49,029x = 67,661.10 × 26,673
  4. Step 4: Simplify right side
    49,029x = 1,804,724,520.30
  5. Step 5: Solve for x
    x = 1,804,724,520.30/49,029
  6. Step 6: Final answer
    x = 36,809.33

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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.