Home / 16,730.82-25,102.38-6,867.44

Finding the Fourth Proportional to 16,730.82, 25,102.38 and 6,867.44

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Solution

The fourth proportional to 16,730.82, 25,102.38 and 6,867.44 is: 10,303.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,730.82 : 25,102.38 = 6,867.44 : x
  2. Step 2: Convert to fraction form
    16,730.82/25,102.38 = 6,867.44/x
  3. Step 3: Cross multiply
    16,730.82x = 25,102.38 × 6,867.44
  4. Step 4: Simplify right side
    16,730.82x = 172,389,088.51
  5. Step 5: Solve for x
    x = 172,389,088.51/16,730.82
  6. Step 6: Final answer
    x = 10,303.68

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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.