Home / 16,880.54-25,336.70-8,566.53

Finding the Fourth Proportional to 16,880.54, 25,336.70 and 8,566.53

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Solution

The fourth proportional to 16,880.54, 25,336.70 and 8,566.53 is: 12,857.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,880.54 : 25,336.70 = 8,566.53 : x
  2. Step 2: Convert to fraction form
    16,880.54/25,336.70 = 8,566.53/x
  3. Step 3: Cross multiply
    16,880.54x = 25,336.70 × 8,566.53
  4. Step 4: Simplify right side
    16,880.54x = 217,047,600.65
  5. Step 5: Solve for x
    x = 217,047,600.65/16,880.54
  6. Step 6: Final answer
    x = 12,857.86

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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.