Home / 31,775.68-43,850.16-17,435.44

Finding the Fourth Proportional to 31,775.68, 43,850.16 and 17,435.44

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Solution

The fourth proportional to 31,775.68, 43,850.16 and 17,435.44 is: 24,060.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,775.68 : 43,850.16 = 17,435.44 : x
  2. Step 2: Convert to fraction form
    31,775.68/43,850.16 = 17,435.44/x
  3. Step 3: Cross multiply
    31,775.68x = 43,850.16 × 17,435.44
  4. Step 4: Simplify right side
    31,775.68x = 764,546,833.67
  5. Step 5: Solve for x
    x = 764,546,833.67/31,775.68
  6. Step 6: Final answer
    x = 24,060.75

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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.