Home / 38,634.92-57,957.24-13,669.10

Finding the Fourth Proportional to 38,634.92, 57,957.24 and 13,669.10

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Solution

The fourth proportional to 38,634.92, 57,957.24 and 13,669.10 is: 20,505.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,634.92 : 57,957.24 = 13,669.10 : x
  2. Step 2: Convert to fraction form
    38,634.92/57,957.24 = 13,669.10/x
  3. Step 3: Cross multiply
    38,634.92x = 57,957.24 × 13,669.10
  4. Step 4: Simplify right side
    38,634.92x = 792,223,309.28
  5. Step 5: Solve for x
    x = 792,223,309.28/38,634.92
  6. Step 6: Final answer
    x = 20,505.37

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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.