Home / 17,100.38-25,660.33-13,659.50

Finding the Fourth Proportional to 17,100.38, 25,660.33 and 13,659.50

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Solution

The fourth proportional to 17,100.38, 25,660.33 and 13,659.50 is: 20,497.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,100.38 : 25,660.33 = 13,659.50 : x
  2. Step 2: Convert to fraction form
    17,100.38/25,660.33 = 13,659.50/x
  3. Step 3: Cross multiply
    17,100.38x = 25,660.33 × 13,659.50
  4. Step 4: Simplify right side
    17,100.38x = 350,507,307.64
  5. Step 5: Solve for x
    x = 350,507,307.64/17,100.38
  6. Step 6: Final answer
    x = 20,497.04

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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.