Home / 13,272.54-19,902.68-4,950.33

Finding the Fourth Proportional to 13,272.54, 19,902.68 and 4,950.33

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Solution

The fourth proportional to 13,272.54, 19,902.68 and 4,950.33 is: 7,423.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,272.54 : 19,902.68 = 4,950.33 : x
  2. Step 2: Convert to fraction form
    13,272.54/19,902.68 = 4,950.33/x
  3. Step 3: Cross multiply
    13,272.54x = 19,902.68 × 4,950.33
  4. Step 4: Simplify right side
    13,272.54x = 98,524,865.01
  5. Step 5: Solve for x
    x = 98,524,865.01/13,272.54
  6. Step 6: Final answer
    x = 7,423.21

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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.