Home / 38,141.57-57,168.05-14,434.04

Finding the Fourth Proportional to 38,141.57, 57,168.05 and 14,434.04

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Solution

The fourth proportional to 38,141.57, 57,168.05 and 14,434.04 is: 21,634.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,141.57 : 57,168.05 = 14,434.04 : x
  2. Step 2: Convert to fraction form
    38,141.57/57,168.05 = 14,434.04/x
  3. Step 3: Cross multiply
    38,141.57x = 57,168.05 × 14,434.04
  4. Step 4: Simplify right side
    38,141.57x = 825,165,562.41
  5. Step 5: Solve for x
    x = 825,165,562.41/38,141.57
  6. Step 6: Final answer
    x = 21,634.29

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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.