Home / 18,156.22-25,056.23-10,198.27

Finding the Fourth Proportional to 18,156.22, 25,056.23 and 10,198.27

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Solution

The fourth proportional to 18,156.22, 25,056.23 and 10,198.27 is: 14,073.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,156.22 : 25,056.23 = 10,198.27 : x
  2. Step 2: Convert to fraction form
    18,156.22/25,056.23 = 10,198.27/x
  3. Step 3: Cross multiply
    18,156.22x = 25,056.23 × 10,198.27
  4. Step 4: Simplify right side
    18,156.22x = 255,530,179.05
  5. Step 5: Solve for x
    x = 255,530,179.05/18,156.22
  6. Step 6: Final answer
    x = 14,073.98

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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.