Home / 16,954.88-25,378.76-15,171.66

Finding the Fourth Proportional to 16,954.88, 25,378.76 and 15,171.66

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Solution

The fourth proportional to 16,954.88, 25,378.76 and 15,171.66 is: 22,709.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,954.88 : 25,378.76 = 15,171.66 : x
  2. Step 2: Convert to fraction form
    16,954.88/25,378.76 = 15,171.66/x
  3. Step 3: Cross multiply
    16,954.88x = 25,378.76 × 15,171.66
  4. Step 4: Simplify right side
    16,954.88x = 385,037,917.94
  5. Step 5: Solve for x
    x = 385,037,917.94/16,954.88
  6. Step 6: Final answer
    x = 22,709.56

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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.