Home / 13,301.89-19,965.20-6,732.73

Finding the Fourth Proportional to 13,301.89, 19,965.20 and 6,732.73

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Solution

The fourth proportional to 13,301.89, 19,965.20 and 6,732.73 is: 10,105.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,301.89 : 19,965.20 = 6,732.73 : x
  2. Step 2: Convert to fraction form
    13,301.89/19,965.20 = 6,732.73/x
  3. Step 3: Cross multiply
    13,301.89x = 19,965.20 × 6,732.73
  4. Step 4: Simplify right side
    13,301.89x = 134,420,301.00
  5. Step 5: Solve for x
    x = 134,420,301.00/13,301.89
  6. Step 6: Final answer
    x = 10,105.35

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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.