Home / 31,195.11-46,766.15-13,651.83

Finding the Fourth Proportional to 31,195.11, 46,766.15 and 13,651.83

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Solution

The fourth proportional to 31,195.11, 46,766.15 and 13,651.83 is: 20,466.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,195.11 : 46,766.15 = 13,651.83 : x
  2. Step 2: Convert to fraction form
    31,195.11/46,766.15 = 13,651.83/x
  3. Step 3: Cross multiply
    31,195.11x = 46,766.15 × 13,651.83
  4. Step 4: Simplify right side
    31,195.11x = 638,443,461.30
  5. Step 5: Solve for x
    x = 638,443,461.30/31,195.11
  6. Step 6: Final answer
    x = 20,466.14

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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.