Home / 16,880.84-25,321.49-15,853.41

Finding the Fourth Proportional to 16,880.84, 25,321.49 and 15,853.41

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Solution

The fourth proportional to 16,880.84, 25,321.49 and 15,853.41 is: 23,780.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,880.84 : 25,321.49 = 15,853.41 : x
  2. Step 2: Convert to fraction form
    16,880.84/25,321.49 = 15,853.41/x
  3. Step 3: Cross multiply
    16,880.84x = 25,321.49 × 15,853.41
  4. Step 4: Simplify right side
    16,880.84x = 401,431,883.51
  5. Step 5: Solve for x
    x = 401,431,883.51/16,880.84
  6. Step 6: Final answer
    x = 23,780.33

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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.