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Finding the Fourth Proportional to 44,621.44, 66,920.96 and 18,333.44

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Solution

The fourth proportional to 44,621.44, 66,920.96 and 18,333.44 is: 27,495.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,621.44 : 66,920.96 = 18,333.44 : x
  2. Step 2: Convert to fraction form
    44,621.44/66,920.96 = 18,333.44/x
  3. Step 3: Cross multiply
    44,621.44x = 66,920.96 × 18,333.44
  4. Step 4: Simplify right side
    44,621.44x = 1,226,891,404.90
  5. Step 5: Solve for x
    x = 1,226,891,404.90/44,621.44
  6. Step 6: Final answer
    x = 27,495.56

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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.