Home / 31,208.46-46,817.26-11,485.36

Finding the Fourth Proportional to 31,208.46, 46,817.26 and 11,485.36

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Solution

The fourth proportional to 31,208.46, 46,817.26 and 11,485.36 is: 17,229.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,208.46 : 46,817.26 = 11,485.36 : x
  2. Step 2: Convert to fraction form
    31,208.46/46,817.26 = 11,485.36/x
  3. Step 3: Cross multiply
    31,208.46x = 46,817.26 × 11,485.36
  4. Step 4: Simplify right side
    31,208.46x = 537,713,115.12
  5. Step 5: Solve for x
    x = 537,713,115.12/31,208.46
  6. Step 6: Final answer
    x = 17,229.72

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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.