Home / 27,825.96-38,399.94-15,250.92

Finding the Fourth Proportional to 27,825.96, 38,399.94 and 15,250.92

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Solution

The fourth proportional to 27,825.96, 38,399.94 and 15,250.92 is: 21,046.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,825.96 : 38,399.94 = 15,250.92 : x
  2. Step 2: Convert to fraction form
    27,825.96/38,399.94 = 15,250.92/x
  3. Step 3: Cross multiply
    27,825.96x = 38,399.94 × 15,250.92
  4. Step 4: Simplify right side
    27,825.96x = 585,634,412.94
  5. Step 5: Solve for x
    x = 585,634,412.94/27,825.96
  6. Step 6: Final answer
    x = 21,046.33

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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.