Home / 18,376.22-25,321.60-17,383.70

Finding the Fourth Proportional to 18,376.22, 25,321.60 and 17,383.70

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Solution

The fourth proportional to 18,376.22, 25,321.60 and 17,383.70 is: 23,953.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,376.22 : 25,321.60 = 17,383.70 : x
  2. Step 2: Convert to fraction form
    18,376.22/25,321.60 = 17,383.70/x
  3. Step 3: Cross multiply
    18,376.22x = 25,321.60 × 17,383.70
  4. Step 4: Simplify right side
    18,376.22x = 440,183,097.92
  5. Step 5: Solve for x
    x = 440,183,097.92/18,376.22
  6. Step 6: Final answer
    x = 23,953.95

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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.