Home / 30,090.37-41,524.20-16,661.33

Finding the Fourth Proportional to 30,090.37, 41,524.20 and 16,661.33

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Solution

The fourth proportional to 30,090.37, 41,524.20 and 16,661.33 is: 22,992.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,090.37 : 41,524.20 = 16,661.33 : x
  2. Step 2: Convert to fraction form
    30,090.37/41,524.20 = 16,661.33/x
  3. Step 3: Cross multiply
    30,090.37x = 41,524.20 × 16,661.33
  4. Step 4: Simplify right side
    30,090.37x = 691,848,415.77
  5. Step 5: Solve for x
    x = 691,848,415.77/30,090.37
  6. Step 6: Final answer
    x = 22,992.36

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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.