Home / 21,766.05-32,649.01-6,183.68

Finding the Fourth Proportional to 21,766.05, 32,649.01 and 6,183.68

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Solution

The fourth proportional to 21,766.05, 32,649.01 and 6,183.68 is: 9,275.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,766.05 : 32,649.01 = 6,183.68 : x
  2. Step 2: Convert to fraction form
    21,766.05/32,649.01 = 6,183.68/x
  3. Step 3: Cross multiply
    21,766.05x = 32,649.01 × 6,183.68
  4. Step 4: Simplify right side
    21,766.05x = 201,890,851.45
  5. Step 5: Solve for x
    x = 201,890,851.45/21,766.05
  6. Step 6: Final answer
    x = 9,275.49

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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.