Home / 19,596.40-27,043.97-12,043.05

Finding the Fourth Proportional to 19,596.40, 27,043.97 and 12,043.05

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Solution

The fourth proportional to 19,596.40, 27,043.97 and 12,043.05 is: 16,619.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,596.40 : 27,043.97 = 12,043.05 : x
  2. Step 2: Convert to fraction form
    19,596.40/27,043.97 = 12,043.05/x
  3. Step 3: Cross multiply
    19,596.40x = 27,043.97 × 12,043.05
  4. Step 4: Simplify right side
    19,596.40x = 325,691,882.91
  5. Step 5: Solve for x
    x = 325,691,882.91/19,596.40
  6. Step 6: Final answer
    x = 16,619.99

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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.