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Finding the Fourth Proportional to 25,395.39, 38,092.68 and 6,927.39

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Solution

The fourth proportional to 25,395.39, 38,092.68 and 6,927.39 is: 10,390.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,395.39 : 38,092.68 = 6,927.39 : x
  2. Step 2: Convert to fraction form
    25,395.39/38,092.68 = 6,927.39/x
  3. Step 3: Cross multiply
    25,395.39x = 38,092.68 × 6,927.39
  4. Step 4: Simplify right side
    25,395.39x = 263,882,850.51
  5. Step 5: Solve for x
    x = 263,882,850.51/25,395.39
  6. Step 6: Final answer
    x = 10,390.97

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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.