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Finding the Fourth Proportional to 35,560.44, 49,071.99 and 19,644.51

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Solution

The fourth proportional to 35,560.44, 49,071.99 and 19,644.51 is: 27,108.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,560.44 : 49,071.99 = 19,644.51 : x
  2. Step 2: Convert to fraction form
    35,560.44/49,071.99 = 19,644.51/x
  3. Step 3: Cross multiply
    35,560.44x = 49,071.99 × 19,644.51
  4. Step 4: Simplify right side
    35,560.44x = 963,995,198.27
  5. Step 5: Solve for x
    x = 963,995,198.27/35,560.44
  6. Step 6: Final answer
    x = 27,108.64

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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.