Home / 21,743.14-32,627.26-11,747.92

Finding the Fourth Proportional to 21,743.14, 32,627.26 and 11,747.92

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Solution

The fourth proportional to 21,743.14, 32,627.26 and 11,747.92 is: 17,628.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,743.14 : 32,627.26 = 11,747.92 : x
  2. Step 2: Convert to fraction form
    21,743.14/32,627.26 = 11,747.92/x
  3. Step 3: Cross multiply
    21,743.14x = 32,627.26 × 11,747.92
  4. Step 4: Simplify right side
    21,743.14x = 383,302,218.42
  5. Step 5: Solve for x
    x = 383,302,218.42/21,743.14
  6. Step 6: Final answer
    x = 17,628.65

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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.