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Finding the Fourth Proportional to 44,940.54, 67,410.84 and 18,638.22

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Solution

The fourth proportional to 44,940.54, 67,410.84 and 18,638.22 is: 27,957.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,940.54 : 67,410.84 = 18,638.22 : x
  2. Step 2: Convert to fraction form
    44,940.54/67,410.84 = 18,638.22/x
  3. Step 3: Cross multiply
    44,940.54x = 67,410.84 × 18,638.22
  4. Step 4: Simplify right side
    44,940.54x = 1,256,418,066.30
  5. Step 5: Solve for x
    x = 1,256,418,066.30/44,940.54
  6. Step 6: Final answer
    x = 27,957.34

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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.