Home / 18,605.44-25,677.13-10,223.56

Finding the Fourth Proportional to 18,605.44, 25,677.13 and 10,223.56

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Solution

The fourth proportional to 18,605.44, 25,677.13 and 10,223.56 is: 14,109.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,605.44 : 25,677.13 = 10,223.56 : x
  2. Step 2: Convert to fraction form
    18,605.44/25,677.13 = 10,223.56/x
  3. Step 3: Cross multiply
    18,605.44x = 25,677.13 × 10,223.56
  4. Step 4: Simplify right side
    18,605.44x = 262,511,589.43
  5. Step 5: Solve for x
    x = 262,511,589.43/18,605.44
  6. Step 6: Final answer
    x = 14,109.40

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1.5x scale

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.