Home / 33,289.20-45,939.47-18,182.31

Finding the Fourth Proportional to 33,289.20, 45,939.47 and 18,182.31

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Solution

The fourth proportional to 33,289.20, 45,939.47 and 18,182.31 is: 25,091.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,289.20 : 45,939.47 = 18,182.31 : x
  2. Step 2: Convert to fraction form
    33,289.20/45,939.47 = 18,182.31/x
  3. Step 3: Cross multiply
    33,289.20x = 45,939.47 × 18,182.31
  4. Step 4: Simplify right side
    33,289.20x = 835,285,593.86
  5. Step 5: Solve for x
    x = 835,285,593.86/33,289.20
  6. Step 6: Final answer
    x = 25,091.79

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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.