Home / 29,067.74-40,119.03-18,871.53

Finding the Fourth Proportional to 29,067.74, 40,119.03 and 18,871.53

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Solution

The fourth proportional to 29,067.74, 40,119.03 and 18,871.53 is: 26,046.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,067.74 : 40,119.03 = 18,871.53 : x
  2. Step 2: Convert to fraction form
    29,067.74/40,119.03 = 18,871.53/x
  3. Step 3: Cross multiply
    29,067.74x = 40,119.03 × 18,871.53
  4. Step 4: Simplify right side
    29,067.74x = 757,107,327.77
  5. Step 5: Solve for x
    x = 757,107,327.77/29,067.74
  6. Step 6: Final answer
    x = 26,046.31

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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.