Home / 16,777.66-25,171.34-6,911.86

Finding the Fourth Proportional to 16,777.66, 25,171.34 and 6,911.86

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Solution

The fourth proportional to 16,777.66, 25,171.34 and 6,911.86 is: 10,369.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,777.66 : 25,171.34 = 6,911.86 : x
  2. Step 2: Convert to fraction form
    16,777.66/25,171.34 = 6,911.86/x
  3. Step 3: Cross multiply
    16,777.66x = 25,171.34 × 6,911.86
  4. Step 4: Simplify right side
    16,777.66x = 173,980,669.52
  5. Step 5: Solve for x
    x = 173,980,669.52/16,777.66
  6. Step 6: Final answer
    x = 10,369.78

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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.