Home / 31,929.44-44,061.68-17,782

Finding the Fourth Proportional to 31,929.44, 44,061.68 and 17,782

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Solution

The fourth proportional to 31,929.44, 44,061.68 and 17,782 is: 24,538.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,929.44 : 44,061.68 = 17,782 : x
  2. Step 2: Convert to fraction form
    31,929.44/44,061.68 = 17,782/x
  3. Step 3: Cross multiply
    31,929.44x = 44,061.68 × 17,782
  4. Step 4: Simplify right side
    31,929.44x = 783,504,793.76
  5. Step 5: Solve for x
    x = 783,504,793.76/31,929.44
  6. Step 6: Final answer
    x = 24,538.63

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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.