Home / 37,531.77-51,806.87-21,622.56

Finding the Fourth Proportional to 37,531.77, 51,806.87 and 21,622.56

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Solution

The fourth proportional to 37,531.77, 51,806.87 and 21,622.56 is: 29,846.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,531.77 : 51,806.87 = 21,622.56 : x
  2. Step 2: Convert to fraction form
    37,531.77/51,806.87 = 21,622.56/x
  3. Step 3: Cross multiply
    37,531.77x = 51,806.87 × 21,622.56
  4. Step 4: Simplify right side
    37,531.77x = 1,120,197,046.87
  5. Step 5: Solve for x
    x = 1,120,197,046.87/37,531.77
  6. Step 6: Final answer
    x = 29,846.64

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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.