Home / 31,791.13-43,870.88-17,450.95

Finding the Fourth Proportional to 31,791.13, 43,870.88 and 17,450.95

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Solution

The fourth proportional to 31,791.13, 43,870.88 and 17,450.95 is: 24,081.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,791.13 : 43,870.88 = 17,450.95 : x
  2. Step 2: Convert to fraction form
    31,791.13/43,870.88 = 17,450.95/x
  3. Step 3: Cross multiply
    31,791.13x = 43,870.88 × 17,450.95
  4. Step 4: Simplify right side
    31,791.13x = 765,588,446.08
  5. Step 5: Solve for x
    x = 765,588,446.08/31,791.13
  6. Step 6: Final answer
    x = 24,081.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.