Home / 36,830.34-50,832.42-21,722.04

Finding the Fourth Proportional to 36,830.34, 50,832.42 and 21,722.04

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Solution

The fourth proportional to 36,830.34, 50,832.42 and 21,722.04 is: 29,980.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,830.34 : 50,832.42 = 21,722.04 : x
  2. Step 2: Convert to fraction form
    36,830.34/50,832.42 = 21,722.04/x
  3. Step 3: Cross multiply
    36,830.34x = 50,832.42 × 21,722.04
  4. Step 4: Simplify right side
    36,830.34x = 1,104,183,860.54
  5. Step 5: Solve for x
    x = 1,104,183,860.54/36,830.34
  6. Step 6: Final answer
    x = 29,980.28

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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.