Home / 31,198.58-43,056.60-17,774.04

Finding the Fourth Proportional to 31,198.58, 43,056.60 and 17,774.04

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Solution

The fourth proportional to 31,198.58, 43,056.60 and 17,774.04 is: 24,529.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,198.58 : 43,056.60 = 17,774.04 : x
  2. Step 2: Convert to fraction form
    31,198.58/43,056.60 = 17,774.04/x
  3. Step 3: Cross multiply
    31,198.58x = 43,056.60 × 17,774.04
  4. Step 4: Simplify right side
    31,198.58x = 765,289,730.66
  5. Step 5: Solve for x
    x = 765,289,730.66/31,198.58
  6. Step 6: Final answer
    x = 24,529.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.