Home / 20,245.02-30,371.13-6,204.75

Finding the Fourth Proportional to 20,245.02, 30,371.13 and 6,204.75

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Solution

The fourth proportional to 20,245.02, 30,371.13 and 6,204.75 is: 9,308.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,245.02 : 30,371.13 = 6,204.75 : x
  2. Step 2: Convert to fraction form
    20,245.02/30,371.13 = 6,204.75/x
  3. Step 3: Cross multiply
    20,245.02x = 30,371.13 × 6,204.75
  4. Step 4: Simplify right side
    20,245.02x = 188,445,268.87
  5. Step 5: Solve for x
    x = 188,445,268.87/20,245.02
  6. Step 6: Final answer
    x = 9,308.23

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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.