Home / 45,546.53-68,327.04-19,251.50

Finding the Fourth Proportional to 45,546.53, 68,327.04 and 19,251.50

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Solution

The fourth proportional to 45,546.53, 68,327.04 and 19,251.50 is: 28,880.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,546.53 : 68,327.04 = 19,251.50 : x
  2. Step 2: Convert to fraction form
    45,546.53/68,327.04 = 19,251.50/x
  3. Step 3: Cross multiply
    45,546.53x = 68,327.04 × 19,251.50
  4. Step 4: Simplify right side
    45,546.53x = 1,315,398,010.56
  5. Step 5: Solve for x
    x = 1,315,398,010.56/45,546.53
  6. Step 6: Final answer
    x = 28,880.31

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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.