Home / 37,930.39-52,343.92-21,163.39

Finding the Fourth Proportional to 37,930.39, 52,343.92 and 21,163.39

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Solution

The fourth proportional to 37,930.39, 52,343.92 and 21,163.39 is: 29,205.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,930.39 : 52,343.92 = 21,163.39 : x
  2. Step 2: Convert to fraction form
    37,930.39/52,343.92 = 21,163.39/x
  3. Step 3: Cross multiply
    37,930.39x = 52,343.92 × 21,163.39
  4. Step 4: Simplify right side
    37,930.39x = 1,107,774,793.09
  5. Step 5: Solve for x
    x = 1,107,774,793.09/37,930.39
  6. Step 6: Final answer
    x = 29,205.47

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1.5x scale

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.