Home / 37,285.89-51,456.74-21,371.36

Finding the Fourth Proportional to 37,285.89, 51,456.74 and 21,371.36

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Solution

The fourth proportional to 37,285.89, 51,456.74 and 21,371.36 is: 29,493.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,285.89 : 51,456.74 = 21,371.36 : x
  2. Step 2: Convert to fraction form
    37,285.89/51,456.74 = 21,371.36/x
  3. Step 3: Cross multiply
    37,285.89x = 51,456.74 × 21,371.36
  4. Step 4: Simplify right side
    37,285.89x = 1,099,700,514.97
  5. Step 5: Solve for x
    x = 1,099,700,514.97/37,285.89
  6. Step 6: Final answer
    x = 29,493.74

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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.