Home / 29,231.51-43,839.97-11,465.78

Finding the Fourth Proportional to 29,231.51, 43,839.97 and 11,465.78

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Solution

The fourth proportional to 29,231.51, 43,839.97 and 11,465.78 is: 17,195.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,231.51 : 43,839.97 = 11,465.78 : x
  2. Step 2: Convert to fraction form
    29,231.51/43,839.97 = 11,465.78/x
  3. Step 3: Cross multiply
    29,231.51x = 43,839.97 × 11,465.78
  4. Step 4: Simplify right side
    29,231.51x = 502,659,203.36
  5. Step 5: Solve for x
    x = 502,659,203.36/29,231.51
  6. Step 6: Final answer
    x = 17,195.80

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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.