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Finding the Fourth Proportional to 35,080.56, 52,620.12 and 8,785.44

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Solution

The fourth proportional to 35,080.56, 52,620.12 and 8,785.44 is: 13,177.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,080.56 : 52,620.12 = 8,785.44 : x
  2. Step 2: Convert to fraction form
    35,080.56/52,620.12 = 8,785.44/x
  3. Step 3: Cross multiply
    35,080.56x = 52,620.12 × 8,785.44
  4. Step 4: Simplify right side
    35,080.56x = 462,290,907.05
  5. Step 5: Solve for x
    x = 462,290,907.05/35,080.56
  6. Step 6: Final answer
    x = 13,177.98

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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.