Home / 52,283.06-78,380.49-22,678.61

Finding the Fourth Proportional to 52,283.06, 78,380.49 and 22,678.61

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Solution

The fourth proportional to 52,283.06, 78,380.49 and 22,678.61 is: 33,998.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,283.06 : 78,380.49 = 22,678.61 : x
  2. Step 2: Convert to fraction form
    52,283.06/78,380.49 = 22,678.61/x
  3. Step 3: Cross multiply
    52,283.06x = 78,380.49 × 22,678.61
  4. Step 4: Simplify right side
    52,283.06x = 1,777,560,564.32
  5. Step 5: Solve for x
    x = 1,777,560,564.32/52,283.06
  6. Step 6: Final answer
    x = 33,998.79

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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.