Home / 17,530.12-24,180.96-11,231.56

Finding the Fourth Proportional to 17,530.12, 24,180.96 and 11,231.56

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Solution

The fourth proportional to 17,530.12, 24,180.96 and 11,231.56 is: 15,492.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,530.12 : 24,180.96 = 11,231.56 : x
  2. Step 2: Convert to fraction form
    17,530.12/24,180.96 = 11,231.56/x
  3. Step 3: Cross multiply
    17,530.12x = 24,180.96 × 11,231.56
  4. Step 4: Simplify right side
    17,530.12x = 271,589,903.10
  5. Step 5: Solve for x
    x = 271,589,903.10/17,530.12
  6. Step 6: Final answer
    x = 15,492.76

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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.