Home / 31,532.44-43,514.46-17,385.28

Finding the Fourth Proportional to 31,532.44, 43,514.46 and 17,385.28

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Solution

The fourth proportional to 31,532.44, 43,514.46 and 17,385.28 is: 23,991.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,532.44 : 43,514.46 = 17,385.28 : x
  2. Step 2: Convert to fraction form
    31,532.44/43,514.46 = 17,385.28/x
  3. Step 3: Cross multiply
    31,532.44x = 43,514.46 × 17,385.28
  4. Step 4: Simplify right side
    31,532.44x = 756,511,071.15
  5. Step 5: Solve for x
    x = 756,511,071.15/31,532.44
  6. Step 6: Final answer
    x = 23,991.52

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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.