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Finding the Fourth Proportional to 35,651.47, 49,199.04 and 19,519.82

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Solution

The fourth proportional to 35,651.47, 49,199.04 and 19,519.82 is: 26,937.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,651.47 : 49,199.04 = 19,519.82 : x
  2. Step 2: Convert to fraction form
    35,651.47/49,199.04 = 19,519.82/x
  3. Step 3: Cross multiply
    35,651.47x = 49,199.04 × 19,519.82
  4. Step 4: Simplify right side
    35,651.47x = 960,356,404.97
  5. Step 5: Solve for x
    x = 960,356,404.97/35,651.47
  6. Step 6: Final answer
    x = 26,937.36

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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.