Home / 11,022.20-16,533.30-9,272.60

Finding the Fourth Proportional to 11,022.20, 16,533.30 and 9,272.60

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Solution

The fourth proportional to 11,022.20, 16,533.30 and 9,272.60 is: 13,908.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,022.20 : 16,533.30 = 9,272.60 : x
  2. Step 2: Convert to fraction form
    11,022.20/16,533.30 = 9,272.60/x
  3. Step 3: Cross multiply
    11,022.20x = 16,533.30 × 9,272.60
  4. Step 4: Simplify right side
    11,022.20x = 153,306,677.58
  5. Step 5: Solve for x
    x = 153,306,677.58/11,022.20
  6. Step 6: Final answer
    x = 13,908.90

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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.