Home / 25,853.88-35,691.92-17,400.48

Finding the Fourth Proportional to 25,853.88, 35,691.92 and 17,400.48

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Solution

The fourth proportional to 25,853.88, 35,691.92 and 17,400.48 is: 24,021.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,853.88 : 35,691.92 = 17,400.48 : x
  2. Step 2: Convert to fraction form
    25,853.88/35,691.92 = 17,400.48/x
  3. Step 3: Cross multiply
    25,853.88x = 35,691.92 × 17,400.48
  4. Step 4: Simplify right side
    25,853.88x = 621,056,540.12
  5. Step 5: Solve for x
    x = 621,056,540.12/25,853.88
  6. Step 6: Final answer
    x = 24,021.79

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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.