Home / 16,163.63-22,319.83-11,922.04

Finding the Fourth Proportional to 16,163.63, 22,319.83 and 11,922.04

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Solution

The fourth proportional to 16,163.63, 22,319.83 and 11,922.04 is: 16,462.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,163.63 : 22,319.83 = 11,922.04 : x
  2. Step 2: Convert to fraction form
    16,163.63/22,319.83 = 11,922.04/x
  3. Step 3: Cross multiply
    16,163.63x = 22,319.83 × 11,922.04
  4. Step 4: Simplify right side
    16,163.63x = 266,097,959.95
  5. Step 5: Solve for x
    x = 266,097,959.95/16,163.63
  6. Step 6: Final answer
    x = 16,462.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.