Home / 33,343.36-49,990.12-20,192.56

Finding the Fourth Proportional to 33,343.36, 49,990.12 and 20,192.56

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Solution

The fourth proportional to 33,343.36, 49,990.12 and 20,192.56 is: 30,273.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,343.36 : 49,990.12 = 20,192.56 : x
  2. Step 2: Convert to fraction form
    33,343.36/49,990.12 = 20,192.56/x
  3. Step 3: Cross multiply
    33,343.36x = 49,990.12 × 20,192.56
  4. Step 4: Simplify right side
    33,343.36x = 1,009,428,497.51
  5. Step 5: Solve for x
    x = 1,009,428,497.51/33,343.36
  6. Step 6: Final answer
    x = 30,273.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.