Home / 22,403.33-33,609.60-18,731.22

Finding the Fourth Proportional to 22,403.33, 33,609.60 and 18,731.22

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Solution

The fourth proportional to 22,403.33, 33,609.60 and 18,731.22 is: 28,100.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,403.33 : 33,609.60 = 18,731.22 : x
  2. Step 2: Convert to fraction form
    22,403.33/33,609.60 = 18,731.22/x
  3. Step 3: Cross multiply
    22,403.33x = 33,609.60 × 18,731.22
  4. Step 4: Simplify right side
    22,403.33x = 629,548,890.23
  5. Step 5: Solve for x
    x = 629,548,890.23/22,403.33
  6. Step 6: Final answer
    x = 28,100.68

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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.