Home / 37,404.54-51,620.26-21,490.02

Finding the Fourth Proportional to 37,404.54, 51,620.26 and 21,490.02

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Solution

The fourth proportional to 37,404.54, 51,620.26 and 21,490.02 is: 29,657.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,404.54 : 51,620.26 = 21,490.02 : x
  2. Step 2: Convert to fraction form
    37,404.54/51,620.26 = 21,490.02/x
  3. Step 3: Cross multiply
    37,404.54x = 51,620.26 × 21,490.02
  4. Step 4: Simplify right side
    37,404.54x = 1,109,320,419.81
  5. Step 5: Solve for x
    x = 1,109,320,419.81/37,404.54
  6. Step 6: Final answer
    x = 29,657.37

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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.