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Finding the Fourth Proportional to 16,893.65, 25,322.88 and 6,356.43

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Solution

The fourth proportional to 16,893.65, 25,322.88 and 6,356.43 is: 9,528.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,893.65 : 25,322.88 = 6,356.43 : x
  2. Step 2: Convert to fraction form
    16,893.65/25,322.88 = 6,356.43/x
  3. Step 3: Cross multiply
    16,893.65x = 25,322.88 × 6,356.43
  4. Step 4: Simplify right side
    16,893.65x = 160,963,114.12
  5. Step 5: Solve for x
    x = 160,963,114.12/16,893.65
  6. Step 6: Final answer
    x = 9,528.03

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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.