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Finding the Fourth Proportional to 17,243.25, 25,849.47 and 7,377.45

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Solution

The fourth proportional to 17,243.25, 25,849.47 and 7,377.45 is: 11,059.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,243.25 : 25,849.47 = 7,377.45 : x
  2. Step 2: Convert to fraction form
    17,243.25/25,849.47 = 7,377.45/x
  3. Step 3: Cross multiply
    17,243.25x = 25,849.47 × 7,377.45
  4. Step 4: Simplify right side
    17,243.25x = 190,703,172.45
  5. Step 5: Solve for x
    x = 190,703,172.45/17,243.25
  6. Step 6: Final answer
    x = 11,059.58

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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.