Home / 31,074.13-46,651.85-18,446.94

Finding the Fourth Proportional to 31,074.13, 46,651.85 and 18,446.94

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Solution

The fourth proportional to 31,074.13, 46,651.85 and 18,446.94 is: 27,694.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,074.13 : 46,651.85 = 18,446.94 : x
  2. Step 2: Convert to fraction form
    31,074.13/46,651.85 = 18,446.94/x
  3. Step 3: Cross multiply
    31,074.13x = 46,651.85 × 18,446.94
  4. Step 4: Simplify right side
    31,074.13x = 860,583,854.78
  5. Step 5: Solve for x
    x = 860,583,854.78/31,074.13
  6. Step 6: Final answer
    x = 27,694.54

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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.