Home / 16,091.88-22,206.58-9,018.44

Finding the Fourth Proportional to 16,091.88, 22,206.58 and 9,018.44

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Solution

The fourth proportional to 16,091.88, 22,206.58 and 9,018.44 is: 12,445.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,091.88 : 22,206.58 = 9,018.44 : x
  2. Step 2: Convert to fraction form
    16,091.88/22,206.58 = 9,018.44/x
  3. Step 3: Cross multiply
    16,091.88x = 22,206.58 × 9,018.44
  4. Step 4: Simplify right side
    16,091.88x = 200,268,709.34
  5. Step 5: Solve for x
    x = 200,268,709.34/16,091.88
  6. Step 6: Final answer
    x = 12,445.33

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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.