Home / 20,002.56-29,992.24-6,851.44

Finding the Fourth Proportional to 20,002.56, 29,992.24 and 6,851.44

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Solution

The fourth proportional to 20,002.56, 29,992.24 and 6,851.44 is: 10,273.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,002.56 : 29,992.24 = 6,851.44 : x
  2. Step 2: Convert to fraction form
    20,002.56/29,992.24 = 6,851.44/x
  3. Step 3: Cross multiply
    20,002.56x = 29,992.24 × 6,851.44
  4. Step 4: Simplify right side
    20,002.56x = 205,490,032.83
  5. Step 5: Solve for x
    x = 205,490,032.83/20,002.56
  6. Step 6: Final answer
    x = 10,273.19

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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.