Home / 17,042.28-23,511.87-12,576.72

Finding the Fourth Proportional to 17,042.28, 23,511.87 and 12,576.72

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Solution

The fourth proportional to 17,042.28, 23,511.87 and 12,576.72 is: 17,351.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,042.28 : 23,511.87 = 12,576.72 : x
  2. Step 2: Convert to fraction form
    17,042.28/23,511.87 = 12,576.72/x
  3. Step 3: Cross multiply
    17,042.28x = 23,511.87 × 12,576.72
  4. Step 4: Simplify right side
    17,042.28x = 295,702,205.67
  5. Step 5: Solve for x
    x = 295,702,205.67/17,042.28
  6. Step 6: Final answer
    x = 17,351.09

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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.