Home / 31,766.11-43,836.11-17,620.27

Finding the Fourth Proportional to 31,766.11, 43,836.11 and 17,620.27

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Solution

The fourth proportional to 31,766.11, 43,836.11 and 17,620.27 is: 24,315.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,766.11 : 43,836.11 = 17,620.27 : x
  2. Step 2: Convert to fraction form
    31,766.11/43,836.11 = 17,620.27/x
  3. Step 3: Cross multiply
    31,766.11x = 43,836.11 × 17,620.27
  4. Step 4: Simplify right side
    31,766.11x = 772,404,093.95
  5. Step 5: Solve for x
    x = 772,404,093.95/31,766.11
  6. Step 6: Final answer
    x = 24,315.35

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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.