Home / 20,758.26-31,134.05-5,963.81

Finding the Fourth Proportional to 20,758.26, 31,134.05 and 5,963.81

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Solution

The fourth proportional to 20,758.26, 31,134.05 and 5,963.81 is: 8,944.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,758.26 : 31,134.05 = 5,963.81 : x
  2. Step 2: Convert to fraction form
    20,758.26/31,134.05 = 5,963.81/x
  3. Step 3: Cross multiply
    20,758.26x = 31,134.05 × 5,963.81
  4. Step 4: Simplify right side
    20,758.26x = 185,677,373.24
  5. Step 5: Solve for x
    x = 185,677,373.24/20,758.26
  6. Step 6: Final answer
    x = 8,944.75

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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.