Home / 29,212.56-43,809.12-11,677.68

Finding the Fourth Proportional to 29,212.56, 43,809.12 and 11,677.68

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Solution

The fourth proportional to 29,212.56, 43,809.12 and 11,677.68 is: 17,512.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,212.56 : 43,809.12 = 11,677.68 : x
  2. Step 2: Convert to fraction form
    29,212.56/43,809.12 = 11,677.68/x
  3. Step 3: Cross multiply
    29,212.56x = 43,809.12 × 11,677.68
  4. Step 4: Simplify right side
    29,212.56x = 511,588,884.44
  5. Step 5: Solve for x
    x = 511,588,884.44/29,212.56
  6. Step 6: Final answer
    x = 17,512.63

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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.