Home / 29,556.37-44,310.61-20,172.78

Finding the Fourth Proportional to 29,556.37, 44,310.61 and 20,172.78

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Solution

The fourth proportional to 29,556.37, 44,310.61 and 20,172.78 is: 30,242.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,556.37 : 44,310.61 = 20,172.78 : x
  2. Step 2: Convert to fraction form
    29,556.37/44,310.61 = 20,172.78/x
  3. Step 3: Cross multiply
    29,556.37x = 44,310.61 × 20,172.78
  4. Step 4: Simplify right side
    29,556.37x = 893,868,212.41
  5. Step 5: Solve for x
    x = 893,868,212.41/29,556.37
  6. Step 6: Final answer
    x = 30,242.83

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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.