Home / 33,073.28-45,628.26-18,729.82

Finding the Fourth Proportional to 33,073.28, 45,628.26 and 18,729.82

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Solution

The fourth proportional to 33,073.28, 45,628.26 and 18,729.82 is: 25,839.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,073.28 : 45,628.26 = 18,729.82 : x
  2. Step 2: Convert to fraction form
    33,073.28/45,628.26 = 18,729.82/x
  3. Step 3: Cross multiply
    33,073.28x = 45,628.26 × 18,729.82
  4. Step 4: Simplify right side
    33,073.28x = 854,609,096.71
  5. Step 5: Solve for x
    x = 854,609,096.71/33,073.28
  6. Step 6: Final answer
    x = 25,839.87

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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.