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Finding the Fourth Proportional to 16,918.14, 25,377.24 and 4,606.14

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Solution

The fourth proportional to 16,918.14, 25,377.24 and 4,606.14 is: 6,909.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,918.14 : 25,377.24 = 4,606.14 : x
  2. Step 2: Convert to fraction form
    16,918.14/25,377.24 = 4,606.14/x
  3. Step 3: Cross multiply
    16,918.14x = 25,377.24 × 4,606.14
  4. Step 4: Simplify right side
    16,918.14x = 116,891,120.25
  5. Step 5: Solve for x
    x = 116,891,120.25/16,918.14
  6. Step 6: Final answer
    x = 6,909.22

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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.