Home / 22,833.06-31,524.48-20,438.88

Finding the Fourth Proportional to 22,833.06, 31,524.48 and 20,438.88

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Solution

The fourth proportional to 22,833.06, 31,524.48 and 20,438.88 is: 28,218.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,833.06 : 31,524.48 = 20,438.88 : x
  2. Step 2: Convert to fraction form
    22,833.06/31,524.48 = 20,438.88/x
  3. Step 3: Cross multiply
    22,833.06x = 31,524.48 × 20,438.88
  4. Step 4: Simplify right side
    22,833.06x = 644,325,063.78
  5. Step 5: Solve for x
    x = 644,325,063.78/22,833.06
  6. Step 6: Final answer
    x = 28,218.95

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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.