Home / 45,724.90-68,593.92-14,137.42

Finding the Fourth Proportional to 45,724.90, 68,593.92 and 14,137.42

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Solution

The fourth proportional to 45,724.90, 68,593.92 and 14,137.42 is: 21,208.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,724.90 : 68,593.92 = 14,137.42 : x
  2. Step 2: Convert to fraction form
    45,724.90/68,593.92 = 14,137.42/x
  3. Step 3: Cross multiply
    45,724.90x = 68,593.92 × 14,137.42
  4. Step 4: Simplify right side
    45,724.90x = 969,741,180.03
  5. Step 5: Solve for x
    x = 969,741,180.03/45,724.90
  6. Step 6: Final answer
    x = 21,208.17

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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.