Home / 37,671.26-51,986.12-20,675.07

Finding the Fourth Proportional to 37,671.26, 51,986.12 and 20,675.07

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Solution

The fourth proportional to 37,671.26, 51,986.12 and 20,675.07 is: 28,531.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,671.26 : 51,986.12 = 20,675.07 : x
  2. Step 2: Convert to fraction form
    37,671.26/51,986.12 = 20,675.07/x
  3. Step 3: Cross multiply
    37,671.26x = 51,986.12 × 20,675.07
  4. Step 4: Simplify right side
    37,671.26x = 1,074,816,566.65
  5. Step 5: Solve for x
    x = 1,074,816,566.65/37,671.26
  6. Step 6: Final answer
    x = 28,531.48

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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.