Home / 37,450.72-51,665.94-21,531.79

Finding the Fourth Proportional to 37,450.72, 51,665.94 and 21,531.79

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Solution

The fourth proportional to 37,450.72, 51,665.94 and 21,531.79 is: 29,704.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,450.72 : 51,665.94 = 21,531.79 : x
  2. Step 2: Convert to fraction form
    37,450.72/51,665.94 = 21,531.79/x
  3. Step 3: Cross multiply
    37,450.72x = 51,665.94 × 21,531.79
  4. Step 4: Simplify right side
    37,450.72x = 1,112,460,170.23
  5. Step 5: Solve for x
    x = 1,112,460,170.23/37,450.72
  6. Step 6: Final answer
    x = 29,704.64

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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.