Home / 37,500.75-51,755.58-21,584.85

Finding the Fourth Proportional to 37,500.75, 51,755.58 and 21,584.85

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Solution

The fourth proportional to 37,500.75, 51,755.58 and 21,584.85 is: 29,789.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,500.75 : 51,755.58 = 21,584.85 : x
  2. Step 2: Convert to fraction form
    37,500.75/51,755.58 = 21,584.85/x
  3. Step 3: Cross multiply
    37,500.75x = 51,755.58 × 21,584.85
  4. Step 4: Simplify right side
    37,500.75x = 1,117,136,430.96
  5. Step 5: Solve for x
    x = 1,117,136,430.96/37,500.75
  6. Step 6: Final answer
    x = 29,789.71

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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.