Home / 23,336.10-35,004.15-20,808.90

Finding the Fourth Proportional to 23,336.10, 35,004.15 and 20,808.90

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Solution

The fourth proportional to 23,336.10, 35,004.15 and 20,808.90 is: 31,213.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,336.10 : 35,004.15 = 20,808.90 : x
  2. Step 2: Convert to fraction form
    23,336.10/35,004.15 = 20,808.90/x
  3. Step 3: Cross multiply
    23,336.10x = 35,004.15 × 20,808.90
  4. Step 4: Simplify right side
    23,336.10x = 728,397,856.94
  5. Step 5: Solve for x
    x = 728,397,856.94/23,336.10
  6. Step 6: Final answer
    x = 31,213.35

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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.