Home / 19,441.30-26,828.94-11,057.80

Finding the Fourth Proportional to 19,441.30, 26,828.94 and 11,057.80

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Solution

The fourth proportional to 19,441.30, 26,828.94 and 11,057.80 is: 15,259.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,441.30 : 26,828.94 = 11,057.80 : x
  2. Step 2: Convert to fraction form
    19,441.30/26,828.94 = 11,057.80/x
  3. Step 3: Cross multiply
    19,441.30x = 26,828.94 × 11,057.80
  4. Step 4: Simplify right side
    19,441.30x = 296,669,052.73
  5. Step 5: Solve for x
    x = 296,669,052.73/19,441.30
  6. Step 6: Final answer
    x = 15,259.73

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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.