Home / 13,362.72-20,044.07-3,501.98

Finding the Fourth Proportional to 13,362.72, 20,044.07 and 3,501.98

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Solution

The fourth proportional to 13,362.72, 20,044.07 and 3,501.98 is: 5,252.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,362.72 : 20,044.07 = 3,501.98 : x
  2. Step 2: Convert to fraction form
    13,362.72/20,044.07 = 3,501.98/x
  3. Step 3: Cross multiply
    13,362.72x = 20,044.07 × 3,501.98
  4. Step 4: Simplify right side
    13,362.72x = 70,193,932.26
  5. Step 5: Solve for x
    x = 70,193,932.26/13,362.72
  6. Step 6: Final answer
    x = 5,252.97

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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.