Home / 16,771.34-25,049.84-15,187.79

Finding the Fourth Proportional to 16,771.34, 25,049.84 and 15,187.79

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Solution

The fourth proportional to 16,771.34, 25,049.84 and 15,187.79 is: 22,684.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,771.34 : 25,049.84 = 15,187.79 : x
  2. Step 2: Convert to fraction form
    16,771.34/25,049.84 = 15,187.79/x
  3. Step 3: Cross multiply
    16,771.34x = 25,049.84 × 15,187.79
  4. Step 4: Simplify right side
    16,771.34x = 380,451,508.27
  5. Step 5: Solve for x
    x = 380,451,508.27/16,771.34
  6. Step 6: Final answer
    x = 22,684.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.