Home / 37,621.33-51,917.22-20,626.31

Finding the Fourth Proportional to 37,621.33, 51,917.22 and 20,626.31

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Solution

The fourth proportional to 37,621.33, 51,917.22 and 20,626.31 is: 28,464.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,621.33 : 51,917.22 = 20,626.31 : x
  2. Step 2: Convert to fraction form
    37,621.33/51,917.22 = 20,626.31/x
  3. Step 3: Cross multiply
    37,621.33x = 51,917.22 × 20,626.31
  4. Step 4: Simplify right side
    37,621.33x = 1,070,860,803.85
  5. Step 5: Solve for x
    x = 1,070,860,803.85/37,621.33
  6. Step 6: Final answer
    x = 28,464.20

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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.