Home / 18,191.72-27,251.46-14,017.25

Finding the Fourth Proportional to 18,191.72, 27,251.46 and 14,017.25

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Solution

The fourth proportional to 18,191.72, 27,251.46 and 14,017.25 is: 20,998.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,191.72 : 27,251.46 = 14,017.25 : x
  2. Step 2: Convert to fraction form
    18,191.72/27,251.46 = 14,017.25/x
  3. Step 3: Cross multiply
    18,191.72x = 27,251.46 × 14,017.25
  4. Step 4: Simplify right side
    18,191.72x = 381,990,391.43
  5. Step 5: Solve for x
    x = 381,990,391.43/18,191.72
  6. Step 6: Final answer
    x = 20,998.04

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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.