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Finding the Fourth Proportional to 45,940.25, 68,866.62 and 14,753.63

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Solution

The fourth proportional to 45,940.25, 68,866.62 and 14,753.63 is: 22,116.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,940.25 : 68,866.62 = 14,753.63 : x
  2. Step 2: Convert to fraction form
    45,940.25/68,866.62 = 14,753.63/x
  3. Step 3: Cross multiply
    45,940.25x = 68,866.62 × 14,753.63
  4. Step 4: Simplify right side
    45,940.25x = 1,016,032,286.50
  5. Step 5: Solve for x
    x = 1,016,032,286.50/45,940.25
  6. Step 6: Final answer
    x = 22,116.39

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1.5x scale

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.