Home / 33,040.66-45,585-18,883.48

Finding the Fourth Proportional to 33,040.66, 45,585 and 18,883.48

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Solution

The fourth proportional to 33,040.66, 45,585 and 18,883.48 is: 26,052.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,040.66 : 45,585 = 18,883.48 : x
  2. Step 2: Convert to fraction form
    33,040.66/45,585 = 18,883.48/x
  3. Step 3: Cross multiply
    33,040.66x = 45,585 × 18,883.48
  4. Step 4: Simplify right side
    33,040.66x = 860,803,435.80
  5. Step 5: Solve for x
    x = 860,803,435.80/33,040.66
  6. Step 6: Final answer
    x = 26,052.85

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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.