Home / 33,731.40-50,556.60-13,999.80

Finding the Fourth Proportional to 33,731.40, 50,556.60 and 13,999.80

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Solution

The fourth proportional to 33,731.40, 50,556.60 and 13,999.80 is: 20,982.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,731.40 : 50,556.60 = 13,999.80 : x
  2. Step 2: Convert to fraction form
    33,731.40/50,556.60 = 13,999.80/x
  3. Step 3: Cross multiply
    33,731.40x = 50,556.60 × 13,999.80
  4. Step 4: Simplify right side
    33,731.40x = 707,782,288.68
  5. Step 5: Solve for x
    x = 707,782,288.68/33,731.40
  6. Step 6: Final answer
    x = 20,982.89

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1.5x scale

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.