Home / 16,889.32-25,324.26-5,199.40

Finding the Fourth Proportional to 16,889.32, 25,324.26 and 5,199.40

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Solution

The fourth proportional to 16,889.32, 25,324.26 and 5,199.40 is: 7,796.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,889.32 : 25,324.26 = 5,199.40 : x
  2. Step 2: Convert to fraction form
    16,889.32/25,324.26 = 5,199.40/x
  3. Step 3: Cross multiply
    16,889.32x = 25,324.26 × 5,199.40
  4. Step 4: Simplify right side
    16,889.32x = 131,670,957.44
  5. Step 5: Solve for x
    x = 131,670,957.44/16,889.32
  6. Step 6: Final answer
    x = 7,796.11

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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.