Home / 30,286.89-41,801.94-17,542.17

Finding the Fourth Proportional to 30,286.89, 41,801.94 and 17,542.17

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Solution

The fourth proportional to 30,286.89, 41,801.94 and 17,542.17 is: 24,211.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,286.89 : 41,801.94 = 17,542.17 : x
  2. Step 2: Convert to fraction form
    30,286.89/41,801.94 = 17,542.17/x
  3. Step 3: Cross multiply
    30,286.89x = 41,801.94 × 17,542.17
  4. Step 4: Simplify right side
    30,286.89x = 733,296,737.81
  5. Step 5: Solve for x
    x = 733,296,737.81/30,286.89
  6. Step 6: Final answer
    x = 24,211.69

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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.