Home / 31,619.70-43,633.44-17,471.64

Finding the Fourth Proportional to 31,619.70, 43,633.44 and 17,471.64

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Solution

The fourth proportional to 31,619.70, 43,633.44 and 17,471.64 is: 24,109.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,619.70 : 43,633.44 = 17,471.64 : x
  2. Step 2: Convert to fraction form
    31,619.70/43,633.44 = 17,471.64/x
  3. Step 3: Cross multiply
    31,619.70x = 43,633.44 × 17,471.64
  4. Step 4: Simplify right side
    31,619.70x = 762,347,755.64
  5. Step 5: Solve for x
    x = 762,347,755.64/31,619.70
  6. Step 6: Final answer
    x = 24,109.90

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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.