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Finding the Fourth Proportional to 35,537.62, 49,042.11 and 19,622.11

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Solution

The fourth proportional to 35,537.62, 49,042.11 and 19,622.11 is: 27,078.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,537.62 : 49,042.11 = 19,622.11 : x
  2. Step 2: Convert to fraction form
    35,537.62/49,042.11 = 19,622.11/x
  3. Step 3: Cross multiply
    35,537.62x = 49,042.11 × 19,622.11
  4. Step 4: Simplify right side
    35,537.62x = 962,309,677.05
  5. Step 5: Solve for x
    x = 962,309,677.05/35,537.62
  6. Step 6: Final answer
    x = 27,078.62

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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.