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Finding the Fourth Proportional to 41,326.74, 61,975.10 and 17,636.81

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Solution

The fourth proportional to 41,326.74, 61,975.10 and 17,636.81 is: 26,448.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,326.74 : 61,975.10 = 17,636.81 : x
  2. Step 2: Convert to fraction form
    41,326.74/61,975.10 = 17,636.81/x
  3. Step 3: Cross multiply
    41,326.74x = 61,975.10 × 17,636.81
  4. Step 4: Simplify right side
    41,326.74x = 1,093,042,878.77
  5. Step 5: Solve for x
    x = 1,093,042,878.77/41,326.74
  6. Step 6: Final answer
    x = 26,448.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.