Home / 28,042.71-41,965.33-17,517.69

Finding the Fourth Proportional to 28,042.71, 41,965.33 and 17,517.69

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Solution

The fourth proportional to 28,042.71, 41,965.33 and 17,517.69 is: 26,214.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,042.71 : 41,965.33 = 17,517.69 : x
  2. Step 2: Convert to fraction form
    28,042.71/41,965.33 = 17,517.69/x
  3. Step 3: Cross multiply
    28,042.71x = 41,965.33 × 17,517.69
  4. Step 4: Simplify right side
    28,042.71x = 735,135,696.43
  5. Step 5: Solve for x
    x = 735,135,696.43/28,042.71
  6. Step 6: Final answer
    x = 26,214.86

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1.5x scale

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.