Home / 22,042.33-30,417.55-11,970.54

Finding the Fourth Proportional to 22,042.33, 30,417.55 and 11,970.54

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Solution

The fourth proportional to 22,042.33, 30,417.55 and 11,970.54 is: 16,518.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,042.33 : 30,417.55 = 11,970.54 : x
  2. Step 2: Convert to fraction form
    22,042.33/30,417.55 = 11,970.54/x
  3. Step 3: Cross multiply
    22,042.33x = 30,417.55 × 11,970.54
  4. Step 4: Simplify right side
    22,042.33x = 364,114,469.05
  5. Step 5: Solve for x
    x = 364,114,469.05/22,042.33
  6. Step 6: Final answer
    x = 16,518.88

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.