Home / 31,228.24-46,832.72-16,429.12

Finding the Fourth Proportional to 31,228.24, 46,832.72 and 16,429.12

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Solution

The fourth proportional to 31,228.24, 46,832.72 and 16,429.12 is: 24,638.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,228.24 : 46,832.72 = 16,429.12 : x
  2. Step 2: Convert to fraction form
    31,228.24/46,832.72 = 16,429.12/x
  3. Step 3: Cross multiply
    31,228.24x = 46,832.72 × 16,429.12
  4. Step 4: Simplify right side
    31,228.24x = 769,420,376.81
  5. Step 5: Solve for x
    x = 769,420,376.81/31,228.24
  6. Step 6: Final answer
    x = 24,638.61

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.