Home / 22,705.90-34,064.55-7,914.96

Finding the Fourth Proportional to 22,705.90, 34,064.55 and 7,914.96

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Solution

The fourth proportional to 22,705.90, 34,064.55 and 7,914.96 is: 11,874.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,705.90 : 34,064.55 = 7,914.96 : x
  2. Step 2: Convert to fraction form
    22,705.90/34,064.55 = 7,914.96/x
  3. Step 3: Cross multiply
    22,705.90x = 34,064.55 × 7,914.96
  4. Step 4: Simplify right side
    22,705.90x = 269,619,550.67
  5. Step 5: Solve for x
    x = 269,619,550.67/22,705.90
  6. Step 6: Final answer
    x = 11,874.43

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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.