Home / 22,947.98-34,400.84-8,917.34

Finding the Fourth Proportional to 22,947.98, 34,400.84 and 8,917.34

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Solution

The fourth proportional to 22,947.98, 34,400.84 and 8,917.34 is: 13,367.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,947.98 : 34,400.84 = 8,917.34 : x
  2. Step 2: Convert to fraction form
    22,947.98/34,400.84 = 8,917.34/x
  3. Step 3: Cross multiply
    22,947.98x = 34,400.84 × 8,917.34
  4. Step 4: Simplify right side
    22,947.98x = 306,763,769.97
  5. Step 5: Solve for x
    x = 306,763,769.97/22,947.98
  6. Step 6: Final answer
    x = 13,367.79

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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.