Home / 30,061.21-41,519.91-22,540.36

Finding the Fourth Proportional to 30,061.21, 41,519.91 and 22,540.36

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Solution

The fourth proportional to 30,061.21, 41,519.91 and 22,540.36 is: 31,132.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,061.21 : 41,519.91 = 22,540.36 : x
  2. Step 2: Convert to fraction form
    30,061.21/41,519.91 = 22,540.36/x
  3. Step 3: Cross multiply
    30,061.21x = 41,519.91 × 22,540.36
  4. Step 4: Simplify right side
    30,061.21x = 935,873,718.57
  5. Step 5: Solve for x
    x = 935,873,718.57/30,061.21
  6. Step 6: Final answer
    x = 31,132.27

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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.