Home / 13,132.03-19,695.03-3,771.97

Finding the Fourth Proportional to 13,132.03, 19,695.03 and 3,771.97

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Solution

The fourth proportional to 13,132.03, 19,695.03 and 3,771.97 is: 5,657.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,132.03 : 19,695.03 = 3,771.97 : x
  2. Step 2: Convert to fraction form
    13,132.03/19,695.03 = 3,771.97/x
  3. Step 3: Cross multiply
    13,132.03x = 19,695.03 × 3,771.97
  4. Step 4: Simplify right side
    13,132.03x = 74,289,071.74
  5. Step 5: Solve for x
    x = 74,289,071.74/13,132.03
  6. Step 6: Final answer
    x = 5,657.09

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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.