Home / 13,052.68-19,571.66-4,286.86

Finding the Fourth Proportional to 13,052.68, 19,571.66 and 4,286.86

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Solution

The fourth proportional to 13,052.68, 19,571.66 and 4,286.86 is: 6,427.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,052.68 : 19,571.66 = 4,286.86 : x
  2. Step 2: Convert to fraction form
    13,052.68/19,571.66 = 4,286.86/x
  3. Step 3: Cross multiply
    13,052.68x = 19,571.66 × 4,286.86
  4. Step 4: Simplify right side
    13,052.68x = 83,900,966.39
  5. Step 5: Solve for x
    x = 83,900,966.39/13,052.68
  6. Step 6: Final answer
    x = 6,427.87

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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.