Home / 36,388.32-54,529.68-19,734.24

Finding the Fourth Proportional to 36,388.32, 54,529.68 and 19,734.24

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Solution

The fourth proportional to 36,388.32, 54,529.68 and 19,734.24 is: 29,572.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,388.32 : 54,529.68 = 19,734.24 : x
  2. Step 2: Convert to fraction form
    36,388.32/54,529.68 = 19,734.24/x
  3. Step 3: Cross multiply
    36,388.32x = 54,529.68 × 19,734.24
  4. Step 4: Simplify right side
    36,388.32x = 1,076,101,792.24
  5. Step 5: Solve for x
    x = 1,076,101,792.24/36,388.32
  6. Step 6: Final answer
    x = 29,572.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.