Home / 16,198.58-22,354.79-9,486.36

Finding the Fourth Proportional to 16,198.58, 22,354.79 and 9,486.36

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Solution

The fourth proportional to 16,198.58, 22,354.79 and 9,486.36 is: 13,091.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,198.58 : 22,354.79 = 9,486.36 : x
  2. Step 2: Convert to fraction form
    16,198.58/22,354.79 = 9,486.36/x
  3. Step 3: Cross multiply
    16,198.58x = 22,354.79 × 9,486.36
  4. Step 4: Simplify right side
    16,198.58x = 212,065,538.23
  5. Step 5: Solve for x
    x = 212,065,538.23/16,198.58
  6. Step 6: Final answer
    x = 13,091.62

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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.