Home / 26,171.62-39,234.38-10,387.73

Finding the Fourth Proportional to 26,171.62, 39,234.38 and 10,387.73

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Solution

The fourth proportional to 26,171.62, 39,234.38 and 10,387.73 is: 15,572.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,171.62 : 39,234.38 = 10,387.73 : x
  2. Step 2: Convert to fraction form
    26,171.62/39,234.38 = 10,387.73/x
  3. Step 3: Cross multiply
    26,171.62x = 39,234.38 × 10,387.73
  4. Step 4: Simplify right side
    26,171.62x = 407,556,146.16
  5. Step 5: Solve for x
    x = 407,556,146.16/26,171.62
  6. Step 6: Final answer
    x = 15,572.45

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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.