Home / 11,025.60-16,561.44-9,297.60

Finding the Fourth Proportional to 11,025.60, 16,561.44 and 9,297.60

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Solution

The fourth proportional to 11,025.60, 16,561.44 and 9,297.60 is: 13,965.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,025.60 : 16,561.44 = 9,297.60 : x
  2. Step 2: Convert to fraction form
    11,025.60/16,561.44 = 9,297.60/x
  3. Step 3: Cross multiply
    11,025.60x = 16,561.44 × 9,297.60
  4. Step 4: Simplify right side
    11,025.60x = 153,981,644.54
  5. Step 5: Solve for x
    x = 153,981,644.54/11,025.60
  6. Step 6: Final answer
    x = 13,965.83

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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.