Home / 29,233.68-43,857-13,642.80

Finding the Fourth Proportional to 29,233.68, 43,857 and 13,642.80

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Solution

The fourth proportional to 29,233.68, 43,857 and 13,642.80 is: 20,467.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,233.68 : 43,857 = 13,642.80 : x
  2. Step 2: Convert to fraction form
    29,233.68/43,857 = 13,642.80/x
  3. Step 3: Cross multiply
    29,233.68x = 43,857 × 13,642.80
  4. Step 4: Simplify right side
    29,233.68x = 598,332,279.60
  5. Step 5: Solve for x
    x = 598,332,279.60/29,233.68
  6. Step 6: Final answer
    x = 20,467.22

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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.