Home / 27,729.92-38,256.42-17,101.12

Finding the Fourth Proportional to 27,729.92, 38,256.42 and 17,101.12

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Solution

The fourth proportional to 27,729.92, 38,256.42 and 17,101.12 is: 23,592.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,729.92 : 38,256.42 = 17,101.12 : x
  2. Step 2: Convert to fraction form
    27,729.92/38,256.42 = 17,101.12/x
  3. Step 3: Cross multiply
    27,729.92x = 38,256.42 × 17,101.12
  4. Step 4: Simplify right side
    27,729.92x = 654,227,629.19
  5. Step 5: Solve for x
    x = 654,227,629.19/27,729.92
  6. Step 6: Final answer
    x = 23,592.84

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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.