Home / 22,131.80-33,216.60-8,993.60

Finding the Fourth Proportional to 22,131.80, 33,216.60 and 8,993.60

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Solution

The fourth proportional to 22,131.80, 33,216.60 and 8,993.60 is: 13,498.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,131.80 : 33,216.60 = 8,993.60 : x
  2. Step 2: Convert to fraction form
    22,131.80/33,216.60 = 8,993.60/x
  3. Step 3: Cross multiply
    22,131.80x = 33,216.60 × 8,993.60
  4. Step 4: Simplify right side
    22,131.80x = 298,736,813.76
  5. Step 5: Solve for x
    x = 298,736,813.76/22,131.80
  6. Step 6: Final answer
    x = 13,498.08

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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.