Home / 22,213.92-33,174.32-19,764.48

Finding the Fourth Proportional to 22,213.92, 33,174.32 and 19,764.48

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Solution

The fourth proportional to 22,213.92, 33,174.32 and 19,764.48 is: 29,516.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,213.92 : 33,174.32 = 19,764.48 : x
  2. Step 2: Convert to fraction form
    22,213.92/33,174.32 = 19,764.48/x
  3. Step 3: Cross multiply
    22,213.92x = 33,174.32 × 19,764.48
  4. Step 4: Simplify right side
    22,213.92x = 655,673,184.15
  5. Step 5: Solve for x
    x = 655,673,184.15/22,213.92
  6. Step 6: Final answer
    x = 29,516.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.