Home / 41,858.22-62,787.33-18,480

Finding the Fourth Proportional to 41,858.22, 62,787.33 and 18,480

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Solution

The fourth proportional to 41,858.22, 62,787.33 and 18,480 is: 27,720

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,858.22 : 62,787.33 = 18,480 : x
  2. Step 2: Convert to fraction form
    41,858.22/62,787.33 = 18,480/x
  3. Step 3: Cross multiply
    41,858.22x = 62,787.33 × 18,480
  4. Step 4: Simplify right side
    41,858.22x = 1,160,309,858.40
  5. Step 5: Solve for x
    x = 1,160,309,858.40/41,858.22
  6. Step 6: Final answer
    x = 27,720

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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.