Home / 37,166.72-51,282.92-21,247.79

Finding the Fourth Proportional to 37,166.72, 51,282.92 and 21,247.79

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Solution

The fourth proportional to 37,166.72, 51,282.92 and 21,247.79 is: 29,317.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,166.72 : 51,282.92 = 21,247.79 : x
  2. Step 2: Convert to fraction form
    37,166.72/51,282.92 = 21,247.79/x
  3. Step 3: Cross multiply
    37,166.72x = 51,282.92 × 21,247.79
  4. Step 4: Simplify right side
    37,166.72x = 1,089,648,511.45
  5. Step 5: Solve for x
    x = 1,089,648,511.45/37,166.72
  6. Step 6: Final answer
    x = 29,317.86

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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.