Home / 20,356.93-30,528.19-9,682.03

Finding the Fourth Proportional to 20,356.93, 30,528.19 and 9,682.03

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Solution

The fourth proportional to 20,356.93, 30,528.19 and 9,682.03 is: 14,519.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,356.93 : 30,528.19 = 9,682.03 : x
  2. Step 2: Convert to fraction form
    20,356.93/30,528.19 = 9,682.03/x
  3. Step 3: Cross multiply
    20,356.93x = 30,528.19 × 9,682.03
  4. Step 4: Simplify right side
    20,356.93x = 295,574,650.37
  5. Step 5: Solve for x
    x = 295,574,650.37/20,356.93
  6. Step 6: Final answer
    x = 14,519.61

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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.