Home / 31,619.64-43,633.70-17,472.18

Finding the Fourth Proportional to 31,619.64, 43,633.70 and 17,472.18

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Solution

The fourth proportional to 31,619.64, 43,633.70 and 17,472.18 is: 24,110.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,619.64 : 43,633.70 = 17,472.18 : x
  2. Step 2: Convert to fraction form
    31,619.64/43,633.70 = 17,472.18/x
  3. Step 3: Cross multiply
    31,619.64x = 43,633.70 × 17,472.18
  4. Step 4: Simplify right side
    31,619.64x = 762,375,904.15
  5. Step 5: Solve for x
    x = 762,375,904.15/31,619.64
  6. Step 6: Final answer
    x = 24,110.83

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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.