Home / 31,883.60-43,998.36-17,736.32

Finding the Fourth Proportional to 31,883.60, 43,998.36 and 17,736.32

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Solution

The fourth proportional to 31,883.60, 43,998.36 and 17,736.32 is: 24,475.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,883.60 : 43,998.36 = 17,736.32 : x
  2. Step 2: Convert to fraction form
    31,883.60/43,998.36 = 17,736.32/x
  3. Step 3: Cross multiply
    31,883.60x = 43,998.36 × 17,736.32
  4. Step 4: Simplify right side
    31,883.60x = 780,368,992.44
  5. Step 5: Solve for x
    x = 780,368,992.44/31,883.60
  6. Step 6: Final answer
    x = 24,475.56

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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.