Home / 41,850.02-62,784.26-13,778.70

Finding the Fourth Proportional to 41,850.02, 62,784.26 and 13,778.70

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Solution

The fourth proportional to 41,850.02, 62,784.26 and 13,778.70 is: 20,671.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,850.02 : 62,784.26 = 13,778.70 : x
  2. Step 2: Convert to fraction form
    41,850.02/62,784.26 = 13,778.70/x
  3. Step 3: Cross multiply
    41,850.02x = 62,784.26 × 13,778.70
  4. Step 4: Simplify right side
    41,850.02x = 865,085,414.37
  5. Step 5: Solve for x
    x = 865,085,414.37/41,850.02
  6. Step 6: Final answer
    x = 20,671.09

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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.