Home / 17,450.32-26,147.50-16,989.04

Finding the Fourth Proportional to 17,450.32, 26,147.50 and 16,989.04

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Solution

The fourth proportional to 17,450.32, 26,147.50 and 16,989.04 is: 25,456.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,450.32 : 26,147.50 = 16,989.04 : x
  2. Step 2: Convert to fraction form
    17,450.32/26,147.50 = 16,989.04/x
  3. Step 3: Cross multiply
    17,450.32x = 26,147.50 × 16,989.04
  4. Step 4: Simplify right side
    17,450.32x = 444,220,923.40
  5. Step 5: Solve for x
    x = 444,220,923.40/17,450.32
  6. Step 6: Final answer
    x = 25,456.32

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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.