Home / 31,673.32-47,495.94-16,879.48

Finding the Fourth Proportional to 31,673.32, 47,495.94 and 16,879.48

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Solution

The fourth proportional to 31,673.32, 47,495.94 and 16,879.48 is: 25,311.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,673.32 : 47,495.94 = 16,879.48 : x
  2. Step 2: Convert to fraction form
    31,673.32/47,495.94 = 16,879.48/x
  3. Step 3: Cross multiply
    31,673.32x = 47,495.94 × 16,879.48
  4. Step 4: Simplify right side
    31,673.32x = 801,706,769.31
  5. Step 5: Solve for x
    x = 801,706,769.31/31,673.32
  6. Step 6: Final answer
    x = 25,311.74

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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.