Home / 31,176.62-46,764.92-11,446.64

Finding the Fourth Proportional to 31,176.62, 46,764.92 and 11,446.64

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Solution

The fourth proportional to 31,176.62, 46,764.92 and 11,446.64 is: 17,169.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,176.62 : 46,764.92 = 11,446.64 : x
  2. Step 2: Convert to fraction form
    31,176.62/46,764.92 = 11,446.64/x
  3. Step 3: Cross multiply
    31,176.62x = 46,764.92 × 11,446.64
  4. Step 4: Simplify right side
    31,176.62x = 535,300,998.66
  5. Step 5: Solve for x
    x = 535,300,998.66/31,176.62
  6. Step 6: Final answer
    x = 17,169.95

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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.