Home / 16,638.45-24,949.25-5,541.25

Finding the Fourth Proportional to 16,638.45, 24,949.25 and 5,541.25

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Solution

The fourth proportional to 16,638.45, 24,949.25 and 5,541.25 is: 8,309.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,638.45 : 24,949.25 = 5,541.25 : x
  2. Step 2: Convert to fraction form
    16,638.45/24,949.25 = 5,541.25/x
  3. Step 3: Cross multiply
    16,638.45x = 24,949.25 × 5,541.25
  4. Step 4: Simplify right side
    16,638.45x = 138,250,031.56
  5. Step 5: Solve for x
    x = 138,250,031.56/16,638.45
  6. Step 6: Final answer
    x = 8,309.07

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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.