Home / 35,961.28-49,630.26-21,625.72

Finding the Fourth Proportional to 35,961.28, 49,630.26 and 21,625.72

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Solution

The fourth proportional to 35,961.28, 49,630.26 and 21,625.72 is: 29,845.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,961.28 : 49,630.26 = 21,625.72 : x
  2. Step 2: Convert to fraction form
    35,961.28/49,630.26 = 21,625.72/x
  3. Step 3: Cross multiply
    35,961.28x = 49,630.26 × 21,625.72
  4. Step 4: Simplify right side
    35,961.28x = 1,073,290,106.29
  5. Step 5: Solve for x
    x = 1,073,290,106.29/35,961.28
  6. Step 6: Final answer
    x = 29,845.71

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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.