Home / 30,195.62-41,674.92-17,620.34

Finding the Fourth Proportional to 30,195.62, 41,674.92 and 17,620.34

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Solution

The fourth proportional to 30,195.62, 41,674.92 and 17,620.34 is: 24,318.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,195.62 : 41,674.92 = 17,620.34 : x
  2. Step 2: Convert to fraction form
    30,195.62/41,674.92 = 17,620.34/x
  3. Step 3: Cross multiply
    30,195.62x = 41,674.92 × 17,620.34
  4. Step 4: Simplify right side
    30,195.62x = 734,326,259.87
  5. Step 5: Solve for x
    x = 734,326,259.87/30,195.62
  6. Step 6: Final answer
    x = 24,318.97

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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.