Home / 18,451.83-27,660.33-7,365.36

Finding the Fourth Proportional to 18,451.83, 27,660.33 and 7,365.36

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Solution

The fourth proportional to 18,451.83, 27,660.33 and 7,365.36 is: 11,041.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,451.83 : 27,660.33 = 7,365.36 : x
  2. Step 2: Convert to fraction form
    18,451.83/27,660.33 = 7,365.36/x
  3. Step 3: Cross multiply
    18,451.83x = 27,660.33 × 7,365.36
  4. Step 4: Simplify right side
    18,451.83x = 203,728,288.17
  5. Step 5: Solve for x
    x = 203,728,288.17/18,451.83
  6. Step 6: Final answer
    x = 11,041.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.