Home / 16,721.73-25,083.81-5,628.42

Finding the Fourth Proportional to 16,721.73, 25,083.81 and 5,628.42

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Solution

The fourth proportional to 16,721.73, 25,083.81 and 5,628.42 is: 8,443.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,721.73 : 25,083.81 = 5,628.42 : x
  2. Step 2: Convert to fraction form
    16,721.73/25,083.81 = 5,628.42/x
  3. Step 3: Cross multiply
    16,721.73x = 25,083.81 × 5,628.42
  4. Step 4: Simplify right side
    16,721.73x = 141,182,217.88
  5. Step 5: Solve for x
    x = 141,182,217.88/16,721.73
  6. Step 6: Final answer
    x = 8,443.04

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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.