Home / 20,003.27-29,986.35-6,852.51

Finding the Fourth Proportional to 20,003.27, 29,986.35 and 6,852.51

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Solution

The fourth proportional to 20,003.27, 29,986.35 and 6,852.51 is: 10,272.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,003.27 : 29,986.35 = 6,852.51 : x
  2. Step 2: Convert to fraction form
    20,003.27/29,986.35 = 6,852.51/x
  3. Step 3: Cross multiply
    20,003.27x = 29,986.35 × 6,852.51
  4. Step 4: Simplify right side
    20,003.27x = 205,481,763.24
  5. Step 5: Solve for x
    x = 205,481,763.24/20,003.27
  6. Step 6: Final answer
    x = 10,272.41

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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.