Home / 17,516.38-24,172.61-11,228.75

Finding the Fourth Proportional to 17,516.38, 24,172.61 and 11,228.75

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Solution

The fourth proportional to 17,516.38, 24,172.61 and 11,228.75 is: 15,495.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,516.38 : 24,172.61 = 11,228.75 : x
  2. Step 2: Convert to fraction form
    17,516.38/24,172.61 = 11,228.75/x
  3. Step 3: Cross multiply
    17,516.38x = 24,172.61 × 11,228.75
  4. Step 4: Simplify right side
    17,516.38x = 271,428,194.54
  5. Step 5: Solve for x
    x = 271,428,194.54/17,516.38
  6. Step 6: Final answer
    x = 15,495.68

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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.