Home / 33,174.72-45,771.84-19,022.40

Finding the Fourth Proportional to 33,174.72, 45,771.84 and 19,022.40

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Solution

The fourth proportional to 33,174.72, 45,771.84 and 19,022.40 is: 26,245.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,174.72 : 45,771.84 = 19,022.40 : x
  2. Step 2: Convert to fraction form
    33,174.72/45,771.84 = 19,022.40/x
  3. Step 3: Cross multiply
    33,174.72x = 45,771.84 × 19,022.40
  4. Step 4: Simplify right side
    33,174.72x = 870,690,249.22
  5. Step 5: Solve for x
    x = 870,690,249.22/33,174.72
  6. Step 6: Final answer
    x = 26,245.59

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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.