Home / 36,801.06-50,786.69-20,671.21

Finding the Fourth Proportional to 36,801.06, 50,786.69 and 20,671.21

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Solution

The fourth proportional to 36,801.06, 50,786.69 and 20,671.21 is: 28,526.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,801.06 : 50,786.69 = 20,671.21 : x
  2. Step 2: Convert to fraction form
    36,801.06/50,786.69 = 20,671.21/x
  3. Step 3: Cross multiply
    36,801.06x = 50,786.69 × 20,671.21
  4. Step 4: Simplify right side
    36,801.06x = 1,049,822,334.19
  5. Step 5: Solve for x
    x = 1,049,822,334.19/36,801.06
  6. Step 6: Final answer
    x = 28,526.96

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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.