Home / 41,144.91-61,670.70-18,912.35

Finding the Fourth Proportional to 41,144.91, 61,670.70 and 18,912.35

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Solution

The fourth proportional to 41,144.91, 61,670.70 and 18,912.35 is: 28,347.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,144.91 : 61,670.70 = 18,912.35 : x
  2. Step 2: Convert to fraction form
    41,144.91/61,670.70 = 18,912.35/x
  3. Step 3: Cross multiply
    41,144.91x = 61,670.70 × 18,912.35
  4. Step 4: Simplify right side
    41,144.91x = 1,166,337,863.15
  5. Step 5: Solve for x
    x = 1,166,337,863.15/41,144.91
  6. Step 6: Final answer
    x = 28,347.08

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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.