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Finding the Fourth Proportional to 16,241.64, 24,362.52 and 3,929.64

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Solution

The fourth proportional to 16,241.64, 24,362.52 and 3,929.64 is: 5,894.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,241.64 : 24,362.52 = 3,929.64 : x
  2. Step 2: Convert to fraction form
    16,241.64/24,362.52 = 3,929.64/x
  3. Step 3: Cross multiply
    16,241.64x = 24,362.52 × 3,929.64
  4. Step 4: Simplify right side
    16,241.64x = 95,735,933.09
  5. Step 5: Solve for x
    x = 95,735,933.09/16,241.64
  6. Step 6: Final answer
    x = 5,894.47

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1.5x scale

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.