Home / 38,230.40-57,364.38-17,185.31

Finding the Fourth Proportional to 38,230.40, 57,364.38 and 17,185.31

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Solution

The fourth proportional to 38,230.40, 57,364.38 and 17,185.31 is: 25,786.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,230.40 : 57,364.38 = 17,185.31 : x
  2. Step 2: Convert to fraction form
    38,230.40/57,364.38 = 17,185.31/x
  3. Step 3: Cross multiply
    38,230.40x = 57,364.38 × 17,185.31
  4. Step 4: Simplify right side
    38,230.40x = 985,824,366.44
  5. Step 5: Solve for x
    x = 985,824,366.44/38,230.40
  6. Step 6: Final answer
    x = 25,786.40

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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.