Home / 20,483.26-30,729.75-6,632.26

Finding the Fourth Proportional to 20,483.26, 30,729.75 and 6,632.26

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Solution

The fourth proportional to 20,483.26, 30,729.75 and 6,632.26 is: 9,949.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,483.26 : 30,729.75 = 6,632.26 : x
  2. Step 2: Convert to fraction form
    20,483.26/30,729.75 = 6,632.26/x
  3. Step 3: Cross multiply
    20,483.26x = 30,729.75 × 6,632.26
  4. Step 4: Simplify right side
    20,483.26x = 203,807,691.74
  5. Step 5: Solve for x
    x = 203,807,691.74/20,483.26
  6. Step 6: Final answer
    x = 9,949.96

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1.5x scale

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.