Home / 33,323.60-45,986.66-18,216.44

Finding the Fourth Proportional to 33,323.60, 45,986.66 and 18,216.44

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Solution

The fourth proportional to 33,323.60, 45,986.66 and 18,216.44 is: 25,138.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,323.60 : 45,986.66 = 18,216.44 : x
  2. Step 2: Convert to fraction form
    33,323.60/45,986.66 = 18,216.44/x
  3. Step 3: Cross multiply
    33,323.60x = 45,986.66 × 18,216.44
  4. Step 4: Simplify right side
    33,323.60x = 837,713,187.15
  5. Step 5: Solve for x
    x = 837,713,187.15/33,323.60
  6. Step 6: Final answer
    x = 25,138.74

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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.