Home / 13,073.73-19,610.65-3,213.01

Finding the Fourth Proportional to 13,073.73, 19,610.65 and 3,213.01

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Solution

The fourth proportional to 13,073.73, 19,610.65 and 3,213.01 is: 4,819.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,073.73 : 19,610.65 = 3,213.01 : x
  2. Step 2: Convert to fraction form
    13,073.73/19,610.65 = 3,213.01/x
  3. Step 3: Cross multiply
    13,073.73x = 19,610.65 × 3,213.01
  4. Step 4: Simplify right side
    13,073.73x = 63,009,214.56
  5. Step 5: Solve for x
    x = 63,009,214.56/13,073.73
  6. Step 6: Final answer
    x = 4,819.53

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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.