Home / 45,694.25-68,542.55-21,672.94

Finding the Fourth Proportional to 45,694.25, 68,542.55 and 21,672.94

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Solution

The fourth proportional to 45,694.25, 68,542.55 and 21,672.94 is: 32,509.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,694.25 : 68,542.55 = 21,672.94 : x
  2. Step 2: Convert to fraction form
    45,694.25/68,542.55 = 21,672.94/x
  3. Step 3: Cross multiply
    45,694.25x = 68,542.55 × 21,672.94
  4. Step 4: Simplify right side
    45,694.25x = 1,485,518,573.60
  5. Step 5: Solve for x
    x = 1,485,518,573.60/45,694.25
  6. Step 6: Final answer
    x = 32,509.97

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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.