Home / 22,284.90-33,423.16-11,188.60

Finding the Fourth Proportional to 22,284.90, 33,423.16 and 11,188.60

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Solution

The fourth proportional to 22,284.90, 33,423.16 and 11,188.60 is: 16,780.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,284.90 : 33,423.16 = 11,188.60 : x
  2. Step 2: Convert to fraction form
    22,284.90/33,423.16 = 11,188.60/x
  3. Step 3: Cross multiply
    22,284.90x = 33,423.16 × 11,188.60
  4. Step 4: Simplify right side
    22,284.90x = 373,958,367.98
  5. Step 5: Solve for x
    x = 373,958,367.98/22,284.90
  6. Step 6: Final answer
    x = 16,780.80

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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.