Home / 18,584.05-25,645.98-10,517.56

Finding the Fourth Proportional to 18,584.05, 25,645.98 and 10,517.56

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Solution

The fourth proportional to 18,584.05, 25,645.98 and 10,517.56 is: 14,514.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,584.05 : 25,645.98 = 10,517.56 : x
  2. Step 2: Convert to fraction form
    18,584.05/25,645.98 = 10,517.56/x
  3. Step 3: Cross multiply
    18,584.05x = 25,645.98 × 10,517.56
  4. Step 4: Simplify right side
    18,584.05x = 269,733,069.29
  5. Step 5: Solve for x
    x = 269,733,069.29/18,584.05
  6. Step 6: Final answer
    x = 14,514.22

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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.