Home / 22,540.77-33,811.91-7,749.36

Finding the Fourth Proportional to 22,540.77, 33,811.91 and 7,749.36

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Solution

The fourth proportional to 22,540.77, 33,811.91 and 7,749.36 is: 11,624.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,540.77 : 33,811.91 = 7,749.36 : x
  2. Step 2: Convert to fraction form
    22,540.77/33,811.91 = 7,749.36/x
  3. Step 3: Cross multiply
    22,540.77x = 33,811.91 × 7,749.36
  4. Step 4: Simplify right side
    22,540.77x = 262,020,662.88
  5. Step 5: Solve for x
    x = 262,020,662.88/22,540.77
  6. Step 6: Final answer
    x = 11,624.30

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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.