Home / 12,600.53-18,882.32-11,216.64

Finding the Fourth Proportional to 12,600.53, 18,882.32 and 11,216.64

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Solution

The fourth proportional to 12,600.53, 18,882.32 and 11,216.64 is: 16,808.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,600.53 : 18,882.32 = 11,216.64 : x
  2. Step 2: Convert to fraction form
    12,600.53/18,882.32 = 11,216.64/x
  3. Step 3: Cross multiply
    12,600.53x = 18,882.32 × 11,216.64
  4. Step 4: Simplify right side
    12,600.53x = 211,796,213.85
  5. Step 5: Solve for x
    x = 211,796,213.85/12,600.53
  6. Step 6: Final answer
    x = 16,808.52

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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.