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Finding the Fourth Proportional to 25,365, 38,069.96 and 12,054.36

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Solution

The fourth proportional to 25,365, 38,069.96 and 12,054.36 is: 18,092.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,365 : 38,069.96 = 12,054.36 : x
  2. Step 2: Convert to fraction form
    25,365/38,069.96 = 12,054.36/x
  3. Step 3: Cross multiply
    25,365x = 38,069.96 × 12,054.36
  4. Step 4: Simplify right side
    25,365x = 458,908,942.75
  5. Step 5: Solve for x
    x = 458,908,942.75/25,365
  6. Step 6: Final answer
    x = 18,092.21

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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.