Home / 18,324.87-27,490.01-6,635.36

Finding the Fourth Proportional to 18,324.87, 27,490.01 and 6,635.36

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Solution

The fourth proportional to 18,324.87, 27,490.01 and 6,635.36 is: 9,954.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,324.87 : 27,490.01 = 6,635.36 : x
  2. Step 2: Convert to fraction form
    18,324.87/27,490.01 = 6,635.36/x
  3. Step 3: Cross multiply
    18,324.87x = 27,490.01 × 6,635.36
  4. Step 4: Simplify right side
    18,324.87x = 182,405,942.13
  5. Step 5: Solve for x
    x = 182,405,942.13/18,324.87
  6. Step 6: Final answer
    x = 9,954.01

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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.