Home / 13,222.36-19,823.82-6,301.72

Finding the Fourth Proportional to 13,222.36, 19,823.82 and 6,301.72

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Solution

The fourth proportional to 13,222.36, 19,823.82 and 6,301.72 is: 9,447.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,222.36 : 19,823.82 = 6,301.72 : x
  2. Step 2: Convert to fraction form
    13,222.36/19,823.82 = 6,301.72/x
  3. Step 3: Cross multiply
    13,222.36x = 19,823.82 × 6,301.72
  4. Step 4: Simplify right side
    13,222.36x = 124,924,162.97
  5. Step 5: Solve for x
    x = 124,924,162.97/13,222.36
  6. Step 6: Final answer
    x = 9,447.95

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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.