Home / 22,486.20-33,722.84-6,690.60

Finding the Fourth Proportional to 22,486.20, 33,722.84 and 6,690.60

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Solution

The fourth proportional to 22,486.20, 33,722.84 and 6,690.60 is: 10,033.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,486.20 : 33,722.84 = 6,690.60 : x
  2. Step 2: Convert to fraction form
    22,486.20/33,722.84 = 6,690.60/x
  3. Step 3: Cross multiply
    22,486.20x = 33,722.84 × 6,690.60
  4. Step 4: Simplify right side
    22,486.20x = 225,626,033.30
  5. Step 5: Solve for x
    x = 225,626,033.30/22,486.20
  6. Step 6: Final answer
    x = 10,033.98

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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.