Home / 41,369.40-61,908.30-28,830.60

Finding the Fourth Proportional to 41,369.40, 61,908.30 and 28,830.60

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Solution

The fourth proportional to 41,369.40, 61,908.30 and 28,830.60 is: 43,144.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,369.40 : 61,908.30 = 28,830.60 : x
  2. Step 2: Convert to fraction form
    41,369.40/61,908.30 = 28,830.60/x
  3. Step 3: Cross multiply
    41,369.40x = 61,908.30 × 28,830.60
  4. Step 4: Simplify right side
    41,369.40x = 1,784,853,433.98
  5. Step 5: Solve for x
    x = 1,784,853,433.98/41,369.40
  6. Step 6: Final answer
    x = 43,144.29

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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.