Home / 37,656.74-51,965.96-20,660.66

Finding the Fourth Proportional to 37,656.74, 51,965.96 and 20,660.66

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Solution

The fourth proportional to 37,656.74, 51,965.96 and 20,660.66 is: 28,511.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,656.74 : 51,965.96 = 20,660.66 : x
  2. Step 2: Convert to fraction form
    37,656.74/51,965.96 = 20,660.66/x
  3. Step 3: Cross multiply
    37,656.74x = 51,965.96 × 20,660.66
  4. Step 4: Simplify right side
    37,656.74x = 1,073,650,668.00
  5. Step 5: Solve for x
    x = 1,073,650,668.00/37,656.74
  6. Step 6: Final answer
    x = 28,511.52

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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.