Home / 12,043.11-16,618.35-6,736.80

Finding the Fourth Proportional to 12,043.11, 16,618.35 and 6,736.80

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Solution

The fourth proportional to 12,043.11, 16,618.35 and 6,736.80 is: 9,296.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,043.11 : 16,618.35 = 6,736.80 : x
  2. Step 2: Convert to fraction form
    12,043.11/16,618.35 = 6,736.80/x
  3. Step 3: Cross multiply
    12,043.11x = 16,618.35 × 6,736.80
  4. Step 4: Simplify right side
    12,043.11x = 111,954,500.28
  5. Step 5: Solve for x
    x = 111,954,500.28/12,043.11
  6. Step 6: Final answer
    x = 9,296.15

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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.