Home / 33,034.05-45,571.41-18,878.63

Finding the Fourth Proportional to 33,034.05, 45,571.41 and 18,878.63

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Solution

The fourth proportional to 33,034.05, 45,571.41 and 18,878.63 is: 26,043.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,034.05 : 45,571.41 = 18,878.63 : x
  2. Step 2: Convert to fraction form
    33,034.05/45,571.41 = 18,878.63/x
  3. Step 3: Cross multiply
    33,034.05x = 45,571.41 × 18,878.63
  4. Step 4: Simplify right side
    33,034.05x = 860,325,560.11
  5. Step 5: Solve for x
    x = 860,325,560.11/33,034.05
  6. Step 6: Final answer
    x = 26,043.60

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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.