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Finding the Fourth Proportional to 44,978.64, 67,464.04 and 18,327.44

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Solution

The fourth proportional to 44,978.64, 67,464.04 and 18,327.44 is: 27,489.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,978.64 : 67,464.04 = 18,327.44 : x
  2. Step 2: Convert to fraction form
    44,978.64/67,464.04 = 18,327.44/x
  3. Step 3: Cross multiply
    44,978.64x = 67,464.04 × 18,327.44
  4. Step 4: Simplify right side
    44,978.64x = 1,236,442,807.94
  5. Step 5: Solve for x
    x = 1,236,442,807.94/44,978.64
  6. Step 6: Final answer
    x = 27,489.56

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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.