Home / 33,144.89-45,740.92-18,038.54

Finding the Fourth Proportional to 33,144.89, 45,740.92 and 18,038.54

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Solution

The fourth proportional to 33,144.89, 45,740.92 and 18,038.54 is: 24,893.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,144.89 : 45,740.92 = 18,038.54 : x
  2. Step 2: Convert to fraction form
    33,144.89/45,740.92 = 18,038.54/x
  3. Step 3: Cross multiply
    33,144.89x = 45,740.92 × 18,038.54
  4. Step 4: Simplify right side
    33,144.89x = 825,099,186.35
  5. Step 5: Solve for x
    x = 825,099,186.35/33,144.89
  6. Step 6: Final answer
    x = 24,893.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.