Home / 13,301.66-19,950.24-3,941.48

Finding the Fourth Proportional to 13,301.66, 19,950.24 and 3,941.48

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Solution

The fourth proportional to 13,301.66, 19,950.24 and 3,941.48 is: 5,911.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,301.66 : 19,950.24 = 3,941.48 : x
  2. Step 2: Convert to fraction form
    13,301.66/19,950.24 = 3,941.48/x
  3. Step 3: Cross multiply
    13,301.66x = 19,950.24 × 3,941.48
  4. Step 4: Simplify right side
    13,301.66x = 78,633,471.96
  5. Step 5: Solve for x
    x = 78,633,471.96/13,301.66
  6. Step 6: Final answer
    x = 5,911.55

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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.