Home / 31,029.60-46,536.30-21,167.04

Finding the Fourth Proportional to 31,029.60, 46,536.30 and 21,167.04

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Solution

The fourth proportional to 31,029.60, 46,536.30 and 21,167.04 is: 31,745.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,029.60 : 46,536.30 = 21,167.04 : x
  2. Step 2: Convert to fraction form
    31,029.60/46,536.30 = 21,167.04/x
  3. Step 3: Cross multiply
    31,029.60x = 46,536.30 × 21,167.04
  4. Step 4: Simplify right side
    31,029.60x = 985,035,723.55
  5. Step 5: Solve for x
    x = 985,035,723.55/31,029.60
  6. Step 6: Final answer
    x = 31,745.03

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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.