Home / 17,517.12-24,173.64-11,229.50

Finding the Fourth Proportional to 17,517.12, 24,173.64 and 11,229.50

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Solution

The fourth proportional to 17,517.12, 24,173.64 and 11,229.50 is: 15,496.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,517.12 : 24,173.64 = 11,229.50 : x
  2. Step 2: Convert to fraction form
    17,517.12/24,173.64 = 11,229.50/x
  3. Step 3: Cross multiply
    17,517.12x = 24,173.64 × 11,229.50
  4. Step 4: Simplify right side
    17,517.12x = 271,457,890.38
  5. Step 5: Solve for x
    x = 271,457,890.38/17,517.12
  6. Step 6: Final answer
    x = 15,496.72

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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.