Home / 22,628.90-33,930.96-7,836.56

Finding the Fourth Proportional to 22,628.90, 33,930.96 and 7,836.56

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Solution

The fourth proportional to 22,628.90, 33,930.96 and 7,836.56 is: 11,750.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,628.90 : 33,930.96 = 7,836.56 : x
  2. Step 2: Convert to fraction form
    22,628.90/33,930.96 = 7,836.56/x
  3. Step 3: Cross multiply
    22,628.90x = 33,930.96 × 7,836.56
  4. Step 4: Simplify right side
    22,628.90x = 265,902,003.90
  5. Step 5: Solve for x
    x = 265,902,003.90/22,628.90
  6. Step 6: Final answer
    x = 11,750.55

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1.5x scale

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.