Home / 23,803.20-35,704.80-13,305.60

Finding the Fourth Proportional to 23,803.20, 35,704.80 and 13,305.60

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Solution

The fourth proportional to 23,803.20, 35,704.80 and 13,305.60 is: 19,958.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,803.20 : 35,704.80 = 13,305.60 : x
  2. Step 2: Convert to fraction form
    23,803.20/35,704.80 = 13,305.60/x
  3. Step 3: Cross multiply
    23,803.20x = 35,704.80 × 13,305.60
  4. Step 4: Simplify right side
    23,803.20x = 475,073,786.88
  5. Step 5: Solve for x
    x = 475,073,786.88/23,803.20
  6. Step 6: Final answer
    x = 19,958.40

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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.