Home / 31,011.42-46,504.98-13,469.25

Finding the Fourth Proportional to 31,011.42, 46,504.98 and 13,469.25

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Solution

The fourth proportional to 31,011.42, 46,504.98 and 13,469.25 is: 20,198.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,011.42 : 46,504.98 = 13,469.25 : x
  2. Step 2: Convert to fraction form
    31,011.42/46,504.98 = 13,469.25/x
  3. Step 3: Cross multiply
    31,011.42x = 46,504.98 × 13,469.25
  4. Step 4: Simplify right side
    31,011.42x = 626,387,201.87
  5. Step 5: Solve for x
    x = 626,387,201.87/31,011.42
  6. Step 6: Final answer
    x = 20,198.60

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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.