Home / 36,929.24-50,956.34-21,819.80

Finding the Fourth Proportional to 36,929.24, 50,956.34 and 21,819.80

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Solution

The fourth proportional to 36,929.24, 50,956.34 and 21,819.80 is: 30,107.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,929.24 : 50,956.34 = 21,819.80 : x
  2. Step 2: Convert to fraction form
    36,929.24/50,956.34 = 21,819.80/x
  3. Step 3: Cross multiply
    36,929.24x = 50,956.34 × 21,819.80
  4. Step 4: Simplify right side
    36,929.24x = 1,111,856,783.65
  5. Step 5: Solve for x
    x = 1,111,856,783.65/36,929.24
  6. Step 6: Final answer
    x = 30,107.77

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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.