Home / 23,904.96-35,799-20,639.04

Finding the Fourth Proportional to 23,904.96, 35,799 and 20,639.04

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Solution

The fourth proportional to 23,904.96, 35,799 and 20,639.04 is: 30,908.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,904.96 : 35,799 = 20,639.04 : x
  2. Step 2: Convert to fraction form
    23,904.96/35,799 = 20,639.04/x
  3. Step 3: Cross multiply
    23,904.96x = 35,799 × 20,639.04
  4. Step 4: Simplify right side
    23,904.96x = 738,856,992.96
  5. Step 5: Solve for x
    x = 738,856,992.96/23,904.96
  6. Step 6: Final answer
    x = 30,908.10

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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.