Home / 37,166.21-51,290.92-21,250.65

Finding the Fourth Proportional to 37,166.21, 51,290.92 and 21,250.65

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Solution

The fourth proportional to 37,166.21, 51,290.92 and 21,250.65 is: 29,326.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,166.21 : 51,290.92 = 21,250.65 : x
  2. Step 2: Convert to fraction form
    37,166.21/51,290.92 = 21,250.65/x
  3. Step 3: Cross multiply
    37,166.21x = 51,290.92 × 21,250.65
  4. Step 4: Simplify right side
    37,166.21x = 1,089,965,389.10
  5. Step 5: Solve for x
    x = 1,089,965,389.10/37,166.21
  6. Step 6: Final answer
    x = 29,326.78

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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.