Home / 13,282.89-19,936.62-6,713.70

Finding the Fourth Proportional to 13,282.89, 19,936.62 and 6,713.70

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Solution

The fourth proportional to 13,282.89, 19,936.62 and 6,713.70 is: 10,076.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,282.89 : 19,936.62 = 6,713.70 : x
  2. Step 2: Convert to fraction form
    13,282.89/19,936.62 = 6,713.70/x
  3. Step 3: Cross multiply
    13,282.89x = 19,936.62 × 6,713.70
  4. Step 4: Simplify right side
    13,282.89x = 133,848,485.69
  5. Step 5: Solve for x
    x = 133,848,485.69/13,282.89
  6. Step 6: Final answer
    x = 10,076.76

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1.5x scale

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.