Home / 22,358.12-33,516.32-7,556.68

Finding the Fourth Proportional to 22,358.12, 33,516.32 and 7,556.68

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Solution

The fourth proportional to 22,358.12, 33,516.32 and 7,556.68 is: 11,327.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,358.12 : 33,516.32 = 7,556.68 : x
  2. Step 2: Convert to fraction form
    22,358.12/33,516.32 = 7,556.68/x
  3. Step 3: Cross multiply
    22,358.12x = 33,516.32 × 7,556.68
  4. Step 4: Simplify right side
    22,358.12x = 253,272,137.47
  5. Step 5: Solve for x
    x = 253,272,137.47/22,358.12
  6. Step 6: Final answer
    x = 11,327.97

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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.