Home / 31,883.64-43,998.84-17,736.36

Finding the Fourth Proportional to 31,883.64, 43,998.84 and 17,736.36

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Solution

The fourth proportional to 31,883.64, 43,998.84 and 17,736.36 is: 24,475.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,883.64 : 43,998.84 = 17,736.36 : x
  2. Step 2: Convert to fraction form
    31,883.64/43,998.84 = 17,736.36/x
  3. Step 3: Cross multiply
    31,883.64x = 43,998.84 × 17,736.36
  4. Step 4: Simplify right side
    31,883.64x = 780,379,265.82
  5. Step 5: Solve for x
    x = 780,379,265.82/31,883.64
  6. Step 6: Final answer
    x = 24,475.85

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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.