Home / 45,235.22-67,843.59-17,145.59

Finding the Fourth Proportional to 45,235.22, 67,843.59 and 17,145.59

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Solution

The fourth proportional to 45,235.22, 67,843.59 and 17,145.59 is: 25,714.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,235.22 : 67,843.59 = 17,145.59 : x
  2. Step 2: Convert to fraction form
    45,235.22/67,843.59 = 17,145.59/x
  3. Step 3: Cross multiply
    45,235.22x = 67,843.59 × 17,145.59
  4. Step 4: Simplify right side
    45,235.22x = 1,163,218,039.05
  5. Step 5: Solve for x
    x = 1,163,218,039.05/45,235.22
  6. Step 6: Final answer
    x = 25,714.88

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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.