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Finding the Fourth Proportional to 49,007, 67,629.66 and 26,651

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Solution

The fourth proportional to 49,007, 67,629.66 and 26,651 is: 36,778.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,007 : 67,629.66 = 26,651 : x
  2. Step 2: Convert to fraction form
    49,007/67,629.66 = 26,651/x
  3. Step 3: Cross multiply
    49,007x = 67,629.66 × 26,651
  4. Step 4: Simplify right side
    49,007x = 1,802,398,068.66
  5. Step 5: Solve for x
    x = 1,802,398,068.66/49,007
  6. Step 6: Final answer
    x = 36,778.38

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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.