Home / 17,829.32-26,729.39-6,729.68

Finding the Fourth Proportional to 17,829.32, 26,729.39 and 6,729.68

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Solution

The fourth proportional to 17,829.32, 26,729.39 and 6,729.68 is: 10,089.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,829.32 : 26,729.39 = 6,729.68 : x
  2. Step 2: Convert to fraction form
    17,829.32/26,729.39 = 6,729.68/x
  3. Step 3: Cross multiply
    17,829.32x = 26,729.39 × 6,729.68
  4. Step 4: Simplify right side
    17,829.32x = 179,880,324.94
  5. Step 5: Solve for x
    x = 179,880,324.94/17,829.32
  6. Step 6: Final answer
    x = 10,089.02

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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.