Home / 37,320.30-51,506.73-21,404.41

Finding the Fourth Proportional to 37,320.30, 51,506.73 and 21,404.41

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Solution

The fourth proportional to 37,320.30, 51,506.73 and 21,404.41 is: 29,540.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,320.30 : 51,506.73 = 21,404.41 : x
  2. Step 2: Convert to fraction form
    37,320.30/51,506.73 = 21,404.41/x
  3. Step 3: Cross multiply
    37,320.30x = 51,506.73 × 21,404.41
  4. Step 4: Simplify right side
    37,320.30x = 1,102,471,059.66
  5. Step 5: Solve for x
    x = 1,102,471,059.66/37,320.30
  6. Step 6: Final answer
    x = 29,540.79

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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.