Home / 16,822.53-25,234.20-9,408.60

Finding the Fourth Proportional to 16,822.53, 25,234.20 and 9,408.60

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Solution

The fourth proportional to 16,822.53, 25,234.20 and 9,408.60 is: 14,113.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,822.53 : 25,234.20 = 9,408.60 : x
  2. Step 2: Convert to fraction form
    16,822.53/25,234.20 = 9,408.60/x
  3. Step 3: Cross multiply
    16,822.53x = 25,234.20 × 9,408.60
  4. Step 4: Simplify right side
    16,822.53x = 237,418,494.12
  5. Step 5: Solve for x
    x = 237,418,494.12/16,822.53
  6. Step 6: Final answer
    x = 14,113.13

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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.