Home / 16,885.83-25,328.76-4,405.85

Finding the Fourth Proportional to 16,885.83, 25,328.76 and 4,405.85

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Solution

The fourth proportional to 16,885.83, 25,328.76 and 4,405.85 is: 6,608.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,885.83 : 25,328.76 = 4,405.85 : x
  2. Step 2: Convert to fraction form
    16,885.83/25,328.76 = 4,405.85/x
  3. Step 3: Cross multiply
    16,885.83x = 25,328.76 × 4,405.85
  4. Step 4: Simplify right side
    16,885.83x = 111,594,590.60
  5. Step 5: Solve for x
    x = 111,594,590.60/16,885.83
  6. Step 6: Final answer
    x = 6,608.77

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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.