Home / 33,218.28-45,839.87-18,110.64

Finding the Fourth Proportional to 33,218.28, 45,839.87 and 18,110.64

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Solution

The fourth proportional to 33,218.28, 45,839.87 and 18,110.64 is: 24,991.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,218.28 : 45,839.87 = 18,110.64 : x
  2. Step 2: Convert to fraction form
    33,218.28/45,839.87 = 18,110.64/x
  3. Step 3: Cross multiply
    33,218.28x = 45,839.87 × 18,110.64
  4. Step 4: Simplify right side
    33,218.28x = 830,189,383.22
  5. Step 5: Solve for x
    x = 830,189,383.22/33,218.28
  6. Step 6: Final answer
    x = 24,991.94

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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.