Home / 26,059.76-39,072.79-17,148.12

Finding the Fourth Proportional to 26,059.76, 39,072.79 and 17,148.12

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Solution

The fourth proportional to 26,059.76, 39,072.79 and 17,148.12 is: 25,711.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,059.76 : 39,072.79 = 17,148.12 : x
  2. Step 2: Convert to fraction form
    26,059.76/39,072.79 = 17,148.12/x
  3. Step 3: Cross multiply
    26,059.76x = 39,072.79 × 17,148.12
  4. Step 4: Simplify right side
    26,059.76x = 670,024,891.65
  5. Step 5: Solve for x
    x = 670,024,891.65/26,059.76
  6. Step 6: Final answer
    x = 25,711.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.