Home / 16,817.97-25,214.66-5,721.68

Finding the Fourth Proportional to 16,817.97, 25,214.66 and 5,721.68

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Solution

The fourth proportional to 16,817.97, 25,214.66 and 5,721.68 is: 8,578.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,817.97 : 25,214.66 = 5,721.68 : x
  2. Step 2: Convert to fraction form
    16,817.97/25,214.66 = 5,721.68/x
  3. Step 3: Cross multiply
    16,817.97x = 25,214.66 × 5,721.68
  4. Step 4: Simplify right side
    16,817.97x = 144,270,271.71
  5. Step 5: Solve for x
    x = 144,270,271.71/16,817.97
  6. Step 6: Final answer
    x = 8,578.34

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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.