Home / 22,485.05-33,724.37-7,691.81

Finding the Fourth Proportional to 22,485.05, 33,724.37 and 7,691.81

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Solution

The fourth proportional to 22,485.05, 33,724.37 and 7,691.81 is: 11,536.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,485.05 : 33,724.37 = 7,691.81 : x
  2. Step 2: Convert to fraction form
    22,485.05/33,724.37 = 7,691.81/x
  3. Step 3: Cross multiply
    22,485.05x = 33,724.37 × 7,691.81
  4. Step 4: Simplify right side
    22,485.05x = 259,401,239.33
  5. Step 5: Solve for x
    x = 259,401,239.33/22,485.05
  6. Step 6: Final answer
    x = 11,536.61

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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.