Home / 19,183.64-28,757.00-9,828.06

Finding the Fourth Proportional to 19,183.64, 28,757.00 and 9,828.06

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Solution

The fourth proportional to 19,183.64, 28,757.00 and 9,828.06 is: 14,732.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,183.64 : 28,757.00 = 9,828.06 : x
  2. Step 2: Convert to fraction form
    19,183.64/28,757.00 = 9,828.06/x
  3. Step 3: Cross multiply
    19,183.64x = 28,757.00 × 9,828.06
  4. Step 4: Simplify right side
    19,183.64x = 282,625,472.28
  5. Step 5: Solve for x
    x = 282,625,472.28/19,183.64
  6. Step 6: Final answer
    x = 14,732.63

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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.