Home / 44,048.64-66,078.84-12,883.44

Finding the Fourth Proportional to 44,048.64, 66,078.84 and 12,883.44

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Solution

The fourth proportional to 44,048.64, 66,078.84 and 12,883.44 is: 19,326.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,048.64 : 66,078.84 = 12,883.44 : x
  2. Step 2: Convert to fraction form
    44,048.64/66,078.84 = 12,883.44/x
  3. Step 3: Cross multiply
    44,048.64x = 66,078.84 × 12,883.44
  4. Step 4: Simplify right side
    44,048.64x = 851,322,770.41
  5. Step 5: Solve for x
    x = 851,322,770.41/44,048.64
  6. Step 6: Final answer
    x = 19,326.88

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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.