Home / 23,403.87-35,106.26-10,920.50

Finding the Fourth Proportional to 23,403.87, 35,106.26 and 10,920.50

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Solution

The fourth proportional to 23,403.87, 35,106.26 and 10,920.50 is: 16,380.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,403.87 : 35,106.26 = 10,920.50 : x
  2. Step 2: Convert to fraction form
    23,403.87/35,106.26 = 10,920.50/x
  3. Step 3: Cross multiply
    23,403.87x = 35,106.26 × 10,920.50
  4. Step 4: Simplify right side
    23,403.87x = 383,377,912.33
  5. Step 5: Solve for x
    x = 383,377,912.33/23,403.87
  6. Step 6: Final answer
    x = 16,380.96

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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.