Home / 16,954.24-23,396.16-9,880.96

Finding the Fourth Proportional to 16,954.24, 23,396.16 and 9,880.96

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Solution

The fourth proportional to 16,954.24, 23,396.16 and 9,880.96 is: 13,635.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,954.24 : 23,396.16 = 9,880.96 : x
  2. Step 2: Convert to fraction form
    16,954.24/23,396.16 = 9,880.96/x
  3. Step 3: Cross multiply
    16,954.24x = 23,396.16 × 9,880.96
  4. Step 4: Simplify right side
    16,954.24x = 231,176,521.11
  5. Step 5: Solve for x
    x = 231,176,521.11/16,954.24
  6. Step 6: Final answer
    x = 13,635.32

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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.