Home / 12,235.73-16,884.50-7,198.97

Finding the Fourth Proportional to 12,235.73, 16,884.50 and 7,198.97

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Solution

The fourth proportional to 12,235.73, 16,884.50 and 7,198.97 is: 9,934.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,235.73 : 16,884.50 = 7,198.97 : x
  2. Step 2: Convert to fraction form
    12,235.73/16,884.50 = 7,198.97/x
  3. Step 3: Cross multiply
    12,235.73x = 16,884.50 × 7,198.97
  4. Step 4: Simplify right side
    12,235.73x = 121,550,888.55
  5. Step 5: Solve for x
    x = 121,550,888.55/12,235.73
  6. Step 6: Final answer
    x = 9,934.10

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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.