Home / 23,621.96-32,611.86-15,674.96

Finding the Fourth Proportional to 23,621.96, 32,611.86 and 15,674.96

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Solution

The fourth proportional to 23,621.96, 32,611.86 and 15,674.96 is: 21,640.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,621.96 : 32,611.86 = 15,674.96 : x
  2. Step 2: Convert to fraction form
    23,621.96/32,611.86 = 15,674.96/x
  3. Step 3: Cross multiply
    23,621.96x = 32,611.86 × 15,674.96
  4. Step 4: Simplify right side
    23,621.96x = 511,189,601.03
  5. Step 5: Solve for x
    x = 511,189,601.03/23,621.96
  6. Step 6: Final answer
    x = 21,640.44

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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.