Home / 37,862.73-56,721.24-21,172.14

Finding the Fourth Proportional to 37,862.73, 56,721.24 and 21,172.14

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Solution

The fourth proportional to 37,862.73, 56,721.24 and 21,172.14 is: 31,717.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,862.73 : 56,721.24 = 21,172.14 : x
  2. Step 2: Convert to fraction form
    37,862.73/56,721.24 = 21,172.14/x
  3. Step 3: Cross multiply
    37,862.73x = 56,721.24 × 21,172.14
  4. Step 4: Simplify right side
    37,862.73x = 1,200,910,034.25
  5. Step 5: Solve for x
    x = 1,200,910,034.25/37,862.73
  6. Step 6: Final answer
    x = 31,717.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.