Home / 37,993.83-52,431.66-20,766.55

Finding the Fourth Proportional to 37,993.83, 52,431.66 and 20,766.55

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Solution

The fourth proportional to 37,993.83, 52,431.66 and 20,766.55 is: 28,657.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,993.83 : 52,431.66 = 20,766.55 : x
  2. Step 2: Convert to fraction form
    37,993.83/52,431.66 = 20,766.55/x
  3. Step 3: Cross multiply
    37,993.83x = 52,431.66 × 20,766.55
  4. Step 4: Simplify right side
    37,993.83x = 1,088,824,930.70
  5. Step 5: Solve for x
    x = 1,088,824,930.70/37,993.83
  6. Step 6: Final answer
    x = 28,657.94

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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.