Home / 37,613.91-51,907.83-20,617.80

Finding the Fourth Proportional to 37,613.91, 51,907.83 and 20,617.80

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Solution

The fourth proportional to 37,613.91, 51,907.83 and 20,617.80 is: 28,452.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,613.91 : 51,907.83 = 20,617.80 : x
  2. Step 2: Convert to fraction form
    37,613.91/51,907.83 = 20,617.80/x
  3. Step 3: Cross multiply
    37,613.91x = 51,907.83 × 20,617.80
  4. Step 4: Simplify right side
    37,613.91x = 1,070,225,257.37
  5. Step 5: Solve for x
    x = 1,070,225,257.37/37,613.91
  6. Step 6: Final answer
    x = 28,452.91

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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.