Home / 16,880.56-23,295.36-9,326.73

Finding the Fourth Proportional to 16,880.56, 23,295.36 and 9,326.73

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Solution

The fourth proportional to 16,880.56, 23,295.36 and 9,326.73 is: 12,870.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,880.56 : 23,295.36 = 9,326.73 : x
  2. Step 2: Convert to fraction form
    16,880.56/23,295.36 = 9,326.73/x
  3. Step 3: Cross multiply
    16,880.56x = 23,295.36 × 9,326.73
  4. Step 4: Simplify right side
    16,880.56x = 217,269,532.97
  5. Step 5: Solve for x
    x = 217,269,532.97/16,880.56
  6. Step 6: Final answer
    x = 12,870.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.