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Finding the Fourth Proportional to 41,297.69, 61,938.69 and 17,600.78

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Solution

The fourth proportional to 41,297.69, 61,938.69 and 17,600.78 is: 26,397.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,297.69 : 61,938.69 = 17,600.78 : x
  2. Step 2: Convert to fraction form
    41,297.69/61,938.69 = 17,600.78/x
  3. Step 3: Cross multiply
    41,297.69x = 61,938.69 × 17,600.78
  4. Step 4: Simplify right side
    41,297.69x = 1,090,168,946.48
  5. Step 5: Solve for x
    x = 1,090,168,946.48/41,297.69
  6. Step 6: Final answer
    x = 26,397.82

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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.