Home / 31,777.32-43,850.98-17,629.26

Finding the Fourth Proportional to 31,777.32, 43,850.98 and 17,629.26

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Solution

The fourth proportional to 31,777.32, 43,850.98 and 17,629.26 is: 24,327.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,777.32 : 43,850.98 = 17,629.26 : x
  2. Step 2: Convert to fraction form
    31,777.32/43,850.98 = 17,629.26/x
  3. Step 3: Cross multiply
    31,777.32x = 43,850.98 × 17,629.26
  4. Step 4: Simplify right side
    31,777.32x = 773,060,327.67
  5. Step 5: Solve for x
    x = 773,060,327.67/31,777.32
  6. Step 6: Final answer
    x = 24,327.42

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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.