Home / 33,099.05-45,676.61-17,991.71

Finding the Fourth Proportional to 33,099.05, 45,676.61 and 17,991.71

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Solution

The fourth proportional to 33,099.05, 45,676.61 and 17,991.71 is: 24,828.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,099.05 : 45,676.61 = 17,991.71 : x
  2. Step 2: Convert to fraction form
    33,099.05/45,676.61 = 17,991.71/x
  3. Step 3: Cross multiply
    33,099.05x = 45,676.61 × 17,991.71
  4. Step 4: Simplify right side
    33,099.05x = 821,800,230.94
  5. Step 5: Solve for x
    x = 821,800,230.94/33,099.05
  6. Step 6: Final answer
    x = 24,828.51

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1.5x scale

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.