Home / 37,077-51,166.28-20,310.60

Finding the Fourth Proportional to 37,077, 51,166.28 and 20,310.60

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Solution

The fourth proportional to 37,077, 51,166.28 and 20,310.60 is: 28,028.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,077 : 51,166.28 = 20,310.60 : x
  2. Step 2: Convert to fraction form
    37,077/51,166.28 = 20,310.60/x
  3. Step 3: Cross multiply
    37,077x = 51,166.28 × 20,310.60
  4. Step 4: Simplify right side
    37,077x = 1,039,217,846.57
  5. Step 5: Solve for x
    x = 1,039,217,846.57/37,077
  6. Step 6: Final answer
    x = 28,028.64

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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.