Home / 28,042.45-41,964.92-17,517.42

Finding the Fourth Proportional to 28,042.45, 41,964.92 and 17,517.42

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Solution

The fourth proportional to 28,042.45, 41,964.92 and 17,517.42 is: 26,214.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,042.45 : 41,964.92 = 17,517.42 : x
  2. Step 2: Convert to fraction form
    28,042.45/41,964.92 = 17,517.42/x
  3. Step 3: Cross multiply
    28,042.45x = 41,964.92 × 17,517.42
  4. Step 4: Simplify right side
    28,042.45x = 735,117,128.91
  5. Step 5: Solve for x
    x = 735,117,128.91/28,042.45
  6. Step 6: Final answer
    x = 26,214.44

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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.