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Finding the Fourth Proportional to 35,613.04, 53,393.03 and 11,906.56

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Solution

The fourth proportional to 35,613.04, 53,393.03 and 11,906.56 is: 17,850.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,613.04 : 53,393.03 = 11,906.56 : x
  2. Step 2: Convert to fraction form
    35,613.04/53,393.03 = 11,906.56/x
  3. Step 3: Cross multiply
    35,613.04x = 53,393.03 × 11,906.56
  4. Step 4: Simplify right side
    35,613.04x = 635,727,122.26
  5. Step 5: Solve for x
    x = 635,727,122.26/35,613.04
  6. Step 6: Final answer
    x = 17,850.97

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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.