Home / 37,181.99-51,296.54-21,257.90

Finding the Fourth Proportional to 37,181.99, 51,296.54 and 21,257.90

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Solution

The fourth proportional to 37,181.99, 51,296.54 and 21,257.90 is: 29,327.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,181.99 : 51,296.54 = 21,257.90 : x
  2. Step 2: Convert to fraction form
    37,181.99/51,296.54 = 21,257.90/x
  3. Step 3: Cross multiply
    37,181.99x = 51,296.54 × 21,257.90
  4. Step 4: Simplify right side
    37,181.99x = 1,090,456,514.33
  5. Step 5: Solve for x
    x = 1,090,456,514.33/37,181.99
  6. Step 6: Final answer
    x = 29,327.55

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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.