Home / 16,741.75-23,103.62-9,289.75

Finding the Fourth Proportional to 16,741.75, 23,103.62 and 9,289.75

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Solution

The fourth proportional to 16,741.75, 23,103.62 and 9,289.75 is: 12,819.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,741.75 : 23,103.62 = 9,289.75 : x
  2. Step 2: Convert to fraction form
    16,741.75/23,103.62 = 9,289.75/x
  3. Step 3: Cross multiply
    16,741.75x = 23,103.62 × 9,289.75
  4. Step 4: Simplify right side
    16,741.75x = 214,626,807.45
  5. Step 5: Solve for x
    x = 214,626,807.45/16,741.75
  6. Step 6: Final answer
    x = 12,819.86

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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.