Home / 41,820.06-62,679.87-18,121.08

Finding the Fourth Proportional to 41,820.06, 62,679.87 and 18,121.08

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Solution

The fourth proportional to 41,820.06, 62,679.87 and 18,121.08 is: 27,159.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,820.06 : 62,679.87 = 18,121.08 : x
  2. Step 2: Convert to fraction form
    41,820.06/62,679.87 = 18,121.08/x
  3. Step 3: Cross multiply
    41,820.06x = 62,679.87 × 18,121.08
  4. Step 4: Simplify right side
    41,820.06x = 1,135,826,938.66
  5. Step 5: Solve for x
    x = 1,135,826,938.66/41,820.06
  6. Step 6: Final answer
    x = 27,159.86

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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.