Home / 23,175.73-31,951.58-18,411.49

Finding the Fourth Proportional to 23,175.73, 31,951.58 and 18,411.49

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Solution

The fourth proportional to 23,175.73, 31,951.58 and 18,411.49 is: 25,383.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,175.73 : 31,951.58 = 18,411.49 : x
  2. Step 2: Convert to fraction form
    23,175.73/31,951.58 = 18,411.49/x
  3. Step 3: Cross multiply
    23,175.73x = 31,951.58 × 18,411.49
  4. Step 4: Simplify right side
    23,175.73x = 588,276,195.65
  5. Step 5: Solve for x
    x = 588,276,195.65/23,175.73
  6. Step 6: Final answer
    x = 25,383.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.