Home / 16,922.89-25,388.67-5,076.64

Finding the Fourth Proportional to 16,922.89, 25,388.67 and 5,076.64

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Solution

The fourth proportional to 16,922.89, 25,388.67 and 5,076.64 is: 7,616.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,922.89 : 25,388.67 = 5,076.64 : x
  2. Step 2: Convert to fraction form
    16,922.89/25,388.67 = 5,076.64/x
  3. Step 3: Cross multiply
    16,922.89x = 25,388.67 × 5,076.64
  4. Step 4: Simplify right side
    16,922.89x = 128,889,137.67
  5. Step 5: Solve for x
    x = 128,889,137.67/16,922.89
  6. Step 6: Final answer
    x = 7,616.26

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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.