Home / 31,204.80-46,779.12-11,469.96

Finding the Fourth Proportional to 31,204.80, 46,779.12 and 11,469.96

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Solution

The fourth proportional to 31,204.80, 46,779.12 and 11,469.96 is: 17,194.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,204.80 : 46,779.12 = 11,469.96 : x
  2. Step 2: Convert to fraction form
    31,204.80/46,779.12 = 11,469.96/x
  3. Step 3: Cross multiply
    31,204.80x = 46,779.12 × 11,469.96
  4. Step 4: Simplify right side
    31,204.80x = 536,554,635.24
  5. Step 5: Solve for x
    x = 536,554,635.24/31,204.80
  6. Step 6: Final answer
    x = 17,194.62

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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.