Home / 18,635.39-25,716.82-10,682.22

Finding the Fourth Proportional to 18,635.39, 25,716.82 and 10,682.22

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Solution

The fourth proportional to 18,635.39, 25,716.82 and 10,682.22 is: 14,741.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,635.39 : 25,716.82 = 10,682.22 : x
  2. Step 2: Convert to fraction form
    18,635.39/25,716.82 = 10,682.22/x
  3. Step 3: Cross multiply
    18,635.39x = 25,716.82 × 10,682.22
  4. Step 4: Simplify right side
    18,635.39x = 274,712,766.53
  5. Step 5: Solve for x
    x = 274,712,766.53/18,635.39
  6. Step 6: Final answer
    x = 14,741.46

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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.