Home / 23,418.11-35,131.50-7,411.68

Finding the Fourth Proportional to 23,418.11, 35,131.50 and 7,411.68

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Solution

The fourth proportional to 23,418.11, 35,131.50 and 7,411.68 is: 11,118.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,418.11 : 35,131.50 = 7,411.68 : x
  2. Step 2: Convert to fraction form
    23,418.11/35,131.50 = 7,411.68/x
  3. Step 3: Cross multiply
    23,418.11x = 35,131.50 × 7,411.68
  4. Step 4: Simplify right side
    23,418.11x = 260,383,435.92
  5. Step 5: Solve for x
    x = 260,383,435.92/23,418.11
  6. Step 6: Final answer
    x = 11,118.89

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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.