Home / 51,713.33-77,604.62-22,138.40

Finding the Fourth Proportional to 51,713.33, 77,604.62 and 22,138.40

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Solution

The fourth proportional to 51,713.33, 77,604.62 and 22,138.40 is: 33,222.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,713.33 : 77,604.62 = 22,138.40 : x
  2. Step 2: Convert to fraction form
    51,713.33/77,604.62 = 22,138.40/x
  3. Step 3: Cross multiply
    51,713.33x = 77,604.62 × 22,138.40
  4. Step 4: Simplify right side
    51,713.33x = 1,718,042,202.73
  5. Step 5: Solve for x
    x = 1,718,042,202.73/51,713.33
  6. Step 6: Final answer
    x = 33,222.43

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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.