Home / 17,134.13-25,703.74-5,286.92

Finding the Fourth Proportional to 17,134.13, 25,703.74 and 5,286.92

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Solution

The fourth proportional to 17,134.13, 25,703.74 and 5,286.92 is: 7,931.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,134.13 : 25,703.74 = 5,286.92 : x
  2. Step 2: Convert to fraction form
    17,134.13/25,703.74 = 5,286.92/x
  3. Step 3: Cross multiply
    17,134.13x = 25,703.74 × 5,286.92
  4. Step 4: Simplify right side
    17,134.13x = 135,893,488.56
  5. Step 5: Solve for x
    x = 135,893,488.56/17,134.13
  6. Step 6: Final answer
    x = 7,931.16

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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.