Home / 16,879.66-25,302.54-5,778.76

Finding the Fourth Proportional to 16,879.66, 25,302.54 and 5,778.76

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Solution

The fourth proportional to 16,879.66, 25,302.54 and 5,778.76 is: 8,662.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,879.66 : 25,302.54 = 5,778.76 : x
  2. Step 2: Convert to fraction form
    16,879.66/25,302.54 = 5,778.76/x
  3. Step 3: Cross multiply
    16,879.66x = 25,302.54 × 5,778.76
  4. Step 4: Simplify right side
    16,879.66x = 146,217,306.05
  5. Step 5: Solve for x
    x = 146,217,306.05/16,879.66
  6. Step 6: Final answer
    x = 8,662.34

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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.