Home / 33,324.08-45,955.40-21,821.85

Finding the Fourth Proportional to 33,324.08, 45,955.40 and 21,821.85

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Solution

The fourth proportional to 33,324.08, 45,955.40 and 21,821.85 is: 30,093.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,324.08 : 45,955.40 = 21,821.85 : x
  2. Step 2: Convert to fraction form
    33,324.08/45,955.40 = 21,821.85/x
  3. Step 3: Cross multiply
    33,324.08x = 45,955.40 × 21,821.85
  4. Step 4: Simplify right side
    33,324.08x = 1,002,831,736.38
  5. Step 5: Solve for x
    x = 1,002,831,736.38/33,324.08
  6. Step 6: Final answer
    x = 30,093.31

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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.