Home / 33,289.88-45,939.80-18,182.54

Finding the Fourth Proportional to 33,289.88, 45,939.80 and 18,182.54

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Solution

The fourth proportional to 33,289.88, 45,939.80 and 18,182.54 is: 25,091.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,289.88 : 45,939.80 = 18,182.54 : x
  2. Step 2: Convert to fraction form
    33,289.88/45,939.80 = 18,182.54/x
  3. Step 3: Cross multiply
    33,289.88x = 45,939.80 × 18,182.54
  4. Step 4: Simplify right side
    33,289.88x = 835,302,309.12
  5. Step 5: Solve for x
    x = 835,302,309.12/33,289.88
  6. Step 6: Final answer
    x = 25,091.78

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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.