Home / 37,208.31-51,356.31-21,301.92

Finding the Fourth Proportional to 37,208.31, 51,356.31 and 21,301.92

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Solution

The fourth proportional to 37,208.31, 51,356.31 and 21,301.92 is: 29,401.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,208.31 : 51,356.31 = 21,301.92 : x
  2. Step 2: Convert to fraction form
    37,208.31/51,356.31 = 21,301.92/x
  3. Step 3: Cross multiply
    37,208.31x = 51,356.31 × 21,301.92
  4. Step 4: Simplify right side
    37,208.31x = 1,093,988,007.12
  5. Step 5: Solve for x
    x = 1,093,988,007.12/37,208.31
  6. Step 6: Final answer
    x = 29,401.71

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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.