Home / 36,828.88-50,822.76-20,476

Finding the Fourth Proportional to 36,828.88, 50,822.76 and 20,476

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Solution

The fourth proportional to 36,828.88, 50,822.76 and 20,476 is: 28,256.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,828.88 : 50,822.76 = 20,476 : x
  2. Step 2: Convert to fraction form
    36,828.88/50,822.76 = 20,476/x
  3. Step 3: Cross multiply
    36,828.88x = 50,822.76 × 20,476
  4. Step 4: Simplify right side
    36,828.88x = 1,040,646,833.76
  5. Step 5: Solve for x
    x = 1,040,646,833.76/36,828.88
  6. Step 6: Final answer
    x = 28,256.27

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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.