Home / 37,531.73-51,793.38-20,535.80

Finding the Fourth Proportional to 37,531.73, 51,793.38 and 20,535.80

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Solution

The fourth proportional to 37,531.73, 51,793.38 and 20,535.80 is: 28,339.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,531.73 : 51,793.38 = 20,535.80 : x
  2. Step 2: Convert to fraction form
    37,531.73/51,793.38 = 20,535.80/x
  3. Step 3: Cross multiply
    37,531.73x = 51,793.38 × 20,535.80
  4. Step 4: Simplify right side
    37,531.73x = 1,063,618,493.00
  5. Step 5: Solve for x
    x = 1,063,618,493.00/37,531.73
  6. Step 6: Final answer
    x = 28,339.18

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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.