Home / 33,220.23-45,843.07-18,112.92

Finding the Fourth Proportional to 33,220.23, 45,843.07 and 18,112.92

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Solution

The fourth proportional to 33,220.23, 45,843.07 and 18,112.92 is: 24,995.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,220.23 : 45,843.07 = 18,112.92 : x
  2. Step 2: Convert to fraction form
    33,220.23/45,843.07 = 18,112.92/x
  3. Step 3: Cross multiply
    33,220.23x = 45,843.07 × 18,112.92
  4. Step 4: Simplify right side
    33,220.23x = 830,351,699.57
  5. Step 5: Solve for x
    x = 830,351,699.57/33,220.23
  6. Step 6: Final answer
    x = 24,995.36

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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.