Home / 16,829.76-25,286.40-10,910.40

Finding the Fourth Proportional to 16,829.76, 25,286.40 and 10,910.40

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Solution

The fourth proportional to 16,829.76, 25,286.40 and 10,910.40 is: 16,392.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,829.76 : 25,286.40 = 10,910.40 : x
  2. Step 2: Convert to fraction form
    16,829.76/25,286.40 = 10,910.40/x
  3. Step 3: Cross multiply
    16,829.76x = 25,286.40 × 10,910.40
  4. Step 4: Simplify right side
    16,829.76x = 275,884,738.56
  5. Step 5: Solve for x
    x = 275,884,738.56/16,829.76
  6. Step 6: Final answer
    x = 16,392.67

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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.