Home / 45,571.21-68,400.60-22,214.05

Finding the Fourth Proportional to 45,571.21, 68,400.60 and 22,214.05

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Solution

The fourth proportional to 45,571.21, 68,400.60 and 22,214.05 is: 33,342.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,571.21 : 68,400.60 = 22,214.05 : x
  2. Step 2: Convert to fraction form
    45,571.21/68,400.60 = 22,214.05/x
  3. Step 3: Cross multiply
    45,571.21x = 68,400.60 × 22,214.05
  4. Step 4: Simplify right side
    45,571.21x = 1,519,454,348.43
  5. Step 5: Solve for x
    x = 1,519,454,348.43/45,571.21
  6. Step 6: Final answer
    x = 33,342.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.