Home / 16,992.71-23,450.37-9,438.68

Finding the Fourth Proportional to 16,992.71, 23,450.37 and 9,438.68

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Solution

The fourth proportional to 16,992.71, 23,450.37 and 9,438.68 is: 13,025.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,992.71 : 23,450.37 = 9,438.68 : x
  2. Step 2: Convert to fraction form
    16,992.71/23,450.37 = 9,438.68/x
  3. Step 3: Cross multiply
    16,992.71x = 23,450.37 × 9,438.68
  4. Step 4: Simplify right side
    16,992.71x = 221,340,614.64
  5. Step 5: Solve for x
    x = 221,340,614.64/16,992.71
  6. Step 6: Final answer
    x = 13,025.62

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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.