Home / 33,238.44-45,865.86-18,333.48

Finding the Fourth Proportional to 33,238.44, 45,865.86 and 18,333.48

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Solution

The fourth proportional to 33,238.44, 45,865.86 and 18,333.48 is: 25,298.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,238.44 : 45,865.86 = 18,333.48 : x
  2. Step 2: Convert to fraction form
    33,238.44/45,865.86 = 18,333.48/x
  3. Step 3: Cross multiply
    33,238.44x = 45,865.86 × 18,333.48
  4. Step 4: Simplify right side
    33,238.44x = 840,880,826.99
  5. Step 5: Solve for x
    x = 840,880,826.99/33,238.44
  6. Step 6: Final answer
    x = 25,298.44

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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.