Home / 37,385.68-51,596.88-21,469.79

Finding the Fourth Proportional to 37,385.68, 51,596.88 and 21,469.79

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Solution

The fourth proportional to 37,385.68, 51,596.88 and 21,469.79 is: 29,630.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,385.68 : 51,596.88 = 21,469.79 : x
  2. Step 2: Convert to fraction form
    37,385.68/51,596.88 = 21,469.79/x
  3. Step 3: Cross multiply
    37,385.68x = 51,596.88 × 21,469.79
  4. Step 4: Simplify right side
    37,385.68x = 1,107,773,920.27
  5. Step 5: Solve for x
    x = 1,107,773,920.27/37,385.68
  6. Step 6: Final answer
    x = 29,630.97

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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.