Home / 21,743.39-32,627.63-11,748.17

Finding the Fourth Proportional to 21,743.39, 32,627.63 and 11,748.17

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Solution

The fourth proportional to 21,743.39, 32,627.63 and 11,748.17 is: 17,629.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,743.39 : 32,627.63 = 11,748.17 : x
  2. Step 2: Convert to fraction form
    21,743.39/32,627.63 = 11,748.17/x
  3. Step 3: Cross multiply
    21,743.39x = 32,627.63 × 11,748.17
  4. Step 4: Simplify right side
    21,743.39x = 383,314,780.80
  5. Step 5: Solve for x
    x = 383,314,780.80/21,743.39
  6. Step 6: Final answer
    x = 17,629.03

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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.