Home / 37,930.89-52,344.63-21,163.89

Finding the Fourth Proportional to 37,930.89, 52,344.63 and 21,163.89

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Solution

The fourth proportional to 37,930.89, 52,344.63 and 21,163.89 is: 29,206.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,930.89 : 52,344.63 = 21,163.89 : x
  2. Step 2: Convert to fraction form
    37,930.89/52,344.63 = 21,163.89/x
  3. Step 3: Cross multiply
    37,930.89x = 52,344.63 × 21,163.89
  4. Step 4: Simplify right side
    37,930.89x = 1,107,815,991.41
  5. Step 5: Solve for x
    x = 1,107,815,991.41/37,930.89
  6. Step 6: Final answer
    x = 29,206.17

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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.