Home / 33,173.21-45,778.12-18,065.54

Finding the Fourth Proportional to 33,173.21, 45,778.12 and 18,065.54

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Solution

The fourth proportional to 33,173.21, 45,778.12 and 18,065.54 is: 24,929.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,173.21 : 45,778.12 = 18,065.54 : x
  2. Step 2: Convert to fraction form
    33,173.21/45,778.12 = 18,065.54/x
  3. Step 3: Cross multiply
    33,173.21x = 45,778.12 × 18,065.54
  4. Step 4: Simplify right side
    33,173.21x = 827,006,527.27
  5. Step 5: Solve for x
    x = 827,006,527.27/33,173.21
  6. Step 6: Final answer
    x = 24,929.95

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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.