Home / 11,363.20-16,996.80-10,201.60

Finding the Fourth Proportional to 11,363.20, 16,996.80 and 10,201.60

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Solution

The fourth proportional to 11,363.20, 16,996.80 and 10,201.60 is: 15,259.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,363.20 : 16,996.80 = 10,201.60 : x
  2. Step 2: Convert to fraction form
    11,363.20/16,996.80 = 10,201.60/x
  3. Step 3: Cross multiply
    11,363.20x = 16,996.80 × 10,201.60
  4. Step 4: Simplify right side
    11,363.20x = 173,394,554.88
  5. Step 5: Solve for x
    x = 173,394,554.88/11,363.20
  6. Step 6: Final answer
    x = 15,259.31

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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.