Home / 16,743.75-23,107.46-9,291.75

Finding the Fourth Proportional to 16,743.75, 23,107.46 and 9,291.75

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Solution

The fourth proportional to 16,743.75, 23,107.46 and 9,291.75 is: 12,823.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,743.75 : 23,107.46 = 9,291.75 : x
  2. Step 2: Convert to fraction form
    16,743.75/23,107.46 = 9,291.75/x
  3. Step 3: Cross multiply
    16,743.75x = 23,107.46 × 9,291.75
  4. Step 4: Simplify right side
    16,743.75x = 214,708,741.46
  5. Step 5: Solve for x
    x = 214,708,741.46/16,743.75
  6. Step 6: Final answer
    x = 12,823.22

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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.