Home / 27,983.42-38,625.26-22,357.34

Finding the Fourth Proportional to 27,983.42, 38,625.26 and 22,357.34

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Solution

The fourth proportional to 27,983.42, 38,625.26 and 22,357.34 is: 30,859.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,983.42 : 38,625.26 = 22,357.34 : x
  2. Step 2: Convert to fraction form
    27,983.42/38,625.26 = 22,357.34/x
  3. Step 3: Cross multiply
    27,983.42x = 38,625.26 × 22,357.34
  4. Step 4: Simplify right side
    27,983.42x = 863,557,765.50
  5. Step 5: Solve for x
    x = 863,557,765.50/27,983.42
  6. Step 6: Final answer
    x = 30,859.63

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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.