Home / 16,842.53-23,243.26-9,289.09

Finding the Fourth Proportional to 16,842.53, 23,243.26 and 9,289.09

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Solution

The fourth proportional to 16,842.53, 23,243.26 and 9,289.09 is: 12,819.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,842.53 : 23,243.26 = 9,289.09 : x
  2. Step 2: Convert to fraction form
    16,842.53/23,243.26 = 9,289.09/x
  3. Step 3: Cross multiply
    16,842.53x = 23,243.26 × 9,289.09
  4. Step 4: Simplify right side
    16,842.53x = 215,908,687.54
  5. Step 5: Solve for x
    x = 215,908,687.54/16,842.53
  6. Step 6: Final answer
    x = 12,819.26

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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.