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Finding the Fourth Proportional to 33,469.56, 46,187.56 and 19,129.26

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Solution

The fourth proportional to 33,469.56, 46,187.56 and 19,129.26 is: 26,398.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,469.56 : 46,187.56 = 19,129.26 : x
  2. Step 2: Convert to fraction form
    33,469.56/46,187.56 = 19,129.26/x
  3. Step 3: Cross multiply
    33,469.56x = 46,187.56 × 19,129.26
  4. Step 4: Simplify right side
    33,469.56x = 883,533,844.01
  5. Step 5: Solve for x
    x = 883,533,844.01/33,469.56
  6. Step 6: Final answer
    x = 26,398.13

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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.