Home / 18,635.44-25,716.49-10,682.35

Finding the Fourth Proportional to 18,635.44, 25,716.49 and 10,682.35

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Solution

The fourth proportional to 18,635.44, 25,716.49 and 10,682.35 is: 14,741.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,635.44 : 25,716.49 = 10,682.35 : x
  2. Step 2: Convert to fraction form
    18,635.44/25,716.49 = 10,682.35/x
  3. Step 3: Cross multiply
    18,635.44x = 25,716.49 × 10,682.35
  4. Step 4: Simplify right side
    18,635.44x = 274,712,546.95
  5. Step 5: Solve for x
    x = 274,712,546.95/18,635.44
  6. Step 6: Final answer
    x = 14,741.40

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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.