Home / 16,828.72-25,243.49-8,053.99

Finding the Fourth Proportional to 16,828.72, 25,243.49 and 8,053.99

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Solution

The fourth proportional to 16,828.72, 25,243.49 and 8,053.99 is: 12,081.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,828.72 : 25,243.49 = 8,053.99 : x
  2. Step 2: Convert to fraction form
    16,828.72/25,243.49 = 8,053.99/x
  3. Step 3: Cross multiply
    16,828.72x = 25,243.49 × 8,053.99
  4. Step 4: Simplify right side
    16,828.72x = 203,310,816.03
  5. Step 5: Solve for x
    x = 203,310,816.03/16,828.72
  6. Step 6: Final answer
    x = 12,081.18

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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.