Home / 16,777.09-25,147.18-6,910.99

Finding the Fourth Proportional to 16,777.09, 25,147.18 and 6,910.99

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Solution

The fourth proportional to 16,777.09, 25,147.18 and 6,910.99 is: 10,358.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,777.09 : 25,147.18 = 6,910.99 : x
  2. Step 2: Convert to fraction form
    16,777.09/25,147.18 = 6,910.99/x
  3. Step 3: Cross multiply
    16,777.09x = 25,147.18 × 6,910.99
  4. Step 4: Simplify right side
    16,777.09x = 173,791,863.92
  5. Step 5: Solve for x
    x = 173,791,863.92/16,777.09
  6. Step 6: Final answer
    x = 10,358.88

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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.