Home / 13,060.39-19,580.54-6,481.47

Finding the Fourth Proportional to 13,060.39, 19,580.54 and 6,481.47

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Solution

The fourth proportional to 13,060.39, 19,580.54 and 6,481.47 is: 9,717.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,060.39 : 19,580.54 = 6,481.47 : x
  2. Step 2: Convert to fraction form
    13,060.39/19,580.54 = 6,481.47/x
  3. Step 3: Cross multiply
    13,060.39x = 19,580.54 × 6,481.47
  4. Step 4: Simplify right side
    13,060.39x = 126,910,613.47
  5. Step 5: Solve for x
    x = 126,910,613.47/13,060.39
  6. Step 6: Final answer
    x = 9,717.22

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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.