Home / 22,161.77-33,243.09-7,370.81

Finding the Fourth Proportional to 22,161.77, 33,243.09 and 7,370.81

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Solution

The fourth proportional to 22,161.77, 33,243.09 and 7,370.81 is: 11,056.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,161.77 : 33,243.09 = 7,370.81 : x
  2. Step 2: Convert to fraction form
    22,161.77/33,243.09 = 7,370.81/x
  3. Step 3: Cross multiply
    22,161.77x = 33,243.09 × 7,370.81
  4. Step 4: Simplify right side
    22,161.77x = 245,028,500.20
  5. Step 5: Solve for x
    x = 245,028,500.20/22,161.77
  6. Step 6: Final answer
    x = 11,056.36

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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.