Home / 41,388.94-62,061.96-20,319.58

Finding the Fourth Proportional to 41,388.94, 62,061.96 and 20,319.58

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Solution

The fourth proportional to 41,388.94, 62,061.96 and 20,319.58 is: 30,468.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,388.94 : 62,061.96 = 20,319.58 : x
  2. Step 2: Convert to fraction form
    41,388.94/62,061.96 = 20,319.58/x
  3. Step 3: Cross multiply
    41,388.94x = 62,061.96 × 20,319.58
  4. Step 4: Simplify right side
    41,388.94x = 1,261,072,961.18
  5. Step 5: Solve for x
    x = 1,261,072,961.18/41,388.94
  6. Step 6: Final answer
    x = 30,468.84

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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.