Home / 29,214-43,825.32-13,623.12

Finding the Fourth Proportional to 29,214, 43,825.32 and 13,623.12

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Solution

The fourth proportional to 29,214, 43,825.32 and 13,623.12 is: 20,436.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,214 : 43,825.32 = 13,623.12 : x
  2. Step 2: Convert to fraction form
    29,214/43,825.32 = 13,623.12/x
  3. Step 3: Cross multiply
    29,214x = 43,825.32 × 13,623.12
  4. Step 4: Simplify right side
    29,214x = 597,037,593.40
  5. Step 5: Solve for x
    x = 597,037,593.40/29,214
  6. Step 6: Final answer
    x = 20,436.69

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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.