Home / 18,649.50-25,736.67-10,266

Finding the Fourth Proportional to 18,649.50, 25,736.67 and 10,266

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Solution

The fourth proportional to 18,649.50, 25,736.67 and 10,266 is: 14,167.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,649.50 : 25,736.67 = 10,266 : x
  2. Step 2: Convert to fraction form
    18,649.50/25,736.67 = 10,266/x
  3. Step 3: Cross multiply
    18,649.50x = 25,736.67 × 10,266
  4. Step 4: Simplify right side
    18,649.50x = 264,212,654.22
  5. Step 5: Solve for x
    x = 264,212,654.22/18,649.50
  6. Step 6: Final answer
    x = 14,167.28

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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.