Home / 31,665.08-47,481.42-16,882.04

Finding the Fourth Proportional to 31,665.08, 47,481.42 and 16,882.04

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Solution

The fourth proportional to 31,665.08, 47,481.42 and 16,882.04 is: 25,314.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,665.08 : 47,481.42 = 16,882.04 : x
  2. Step 2: Convert to fraction form
    31,665.08/47,481.42 = 16,882.04/x
  3. Step 3: Cross multiply
    31,665.08x = 47,481.42 × 16,882.04
  4. Step 4: Simplify right side
    31,665.08x = 801,583,231.70
  5. Step 5: Solve for x
    x = 801,583,231.70/31,665.08
  6. Step 6: Final answer
    x = 25,314.42

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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.