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Finding the Fourth Proportional to 18,252, 25,191.41 and 10,294.36

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Solution

The fourth proportional to 18,252, 25,191.41 and 10,294.36 is: 14,208.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,252 : 25,191.41 = 10,294.36 : x
  2. Step 2: Convert to fraction form
    18,252/25,191.41 = 10,294.36/x
  3. Step 3: Cross multiply
    18,252x = 25,191.41 × 10,294.36
  4. Step 4: Simplify right side
    18,252x = 259,329,329.00
  5. Step 5: Solve for x
    x = 259,329,329.00/18,252
  6. Step 6: Final answer
    x = 14,208.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.