Home / 45,631.82-68,454.30-14,044.56

Finding the Fourth Proportional to 45,631.82, 68,454.30 and 14,044.56

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Solution

The fourth proportional to 45,631.82, 68,454.30 and 14,044.56 is: 21,068.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,631.82 : 68,454.30 = 14,044.56 : x
  2. Step 2: Convert to fraction form
    45,631.82/68,454.30 = 14,044.56/x
  3. Step 3: Cross multiply
    45,631.82x = 68,454.30 × 14,044.56
  4. Step 4: Simplify right side
    45,631.82x = 961,410,523.61
  5. Step 5: Solve for x
    x = 961,410,523.61/45,631.82
  6. Step 6: Final answer
    x = 21,068.86

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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.