Home / 37,610.43-51,902.07-20,615.61

Finding the Fourth Proportional to 37,610.43, 51,902.07 and 20,615.61

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Solution

The fourth proportional to 37,610.43, 51,902.07 and 20,615.61 is: 28,449.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,610.43 : 51,902.07 = 20,615.61 : x
  2. Step 2: Convert to fraction form
    37,610.43/51,902.07 = 20,615.61/x
  3. Step 3: Cross multiply
    37,610.43x = 51,902.07 × 20,615.61
  4. Step 4: Simplify right side
    37,610.43x = 1,069,992,950.64
  5. Step 5: Solve for x
    x = 1,069,992,950.64/37,610.43
  6. Step 6: Final answer
    x = 28,449.37

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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.