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Finding the Fourth Proportional to 16,388.25, 24,582.47 and 4,076.25

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Solution

The fourth proportional to 16,388.25, 24,582.47 and 4,076.25 is: 6,114.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,388.25 : 24,582.47 = 4,076.25 : x
  2. Step 2: Convert to fraction form
    16,388.25/24,582.47 = 4,076.25/x
  3. Step 3: Cross multiply
    16,388.25x = 24,582.47 × 4,076.25
  4. Step 4: Simplify right side
    16,388.25x = 100,204,272.96
  5. Step 5: Solve for x
    x = 100,204,272.96/16,388.25
  6. Step 6: Final answer
    x = 6,114.40

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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.