Home / 35,020.67-48,321.92-20,874.83

Finding the Fourth Proportional to 35,020.67, 48,321.92 and 20,874.83

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Solution

The fourth proportional to 35,020.67, 48,321.92 and 20,874.83 is: 28,803.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,020.67 : 48,321.92 = 20,874.83 : x
  2. Step 2: Convert to fraction form
    35,020.67/48,321.92 = 20,874.83/x
  3. Step 3: Cross multiply
    35,020.67x = 48,321.92 × 20,874.83
  4. Step 4: Simplify right side
    35,020.67x = 1,008,711,760.90
  5. Step 5: Solve for x
    x = 1,008,711,760.90/35,020.67
  6. Step 6: Final answer
    x = 28,803.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.