Home / 29,008.09-43,512.17-7,948.31

Finding the Fourth Proportional to 29,008.09, 43,512.17 and 7,948.31

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Solution

The fourth proportional to 29,008.09, 43,512.17 and 7,948.31 is: 11,922.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,008.09 : 43,512.17 = 7,948.31 : x
  2. Step 2: Convert to fraction form
    29,008.09/43,512.17 = 7,948.31/x
  3. Step 3: Cross multiply
    29,008.09x = 43,512.17 × 7,948.31
  4. Step 4: Simplify right side
    29,008.09x = 345,848,215.93
  5. Step 5: Solve for x
    x = 345,848,215.93/29,008.09
  6. Step 6: Final answer
    x = 11,922.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.